Missouri Resources - 2004 Fall

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    --FA 2004 Volume21 Number ti

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    k Missouri Market Deve l o~men tProaram

    byKristinAllan

    Sheldon Chesky can get a little ex-

    cited discussing crumbling road-ways. It's not that the Washing-

    ton, Mo. business owner enjoys

    dodging potholes- it's just an enthu-siasm stemming from his develop-ment oftechnologies that enable therecovery and reuse ofdeteriorated as-phalt. When BioSpan Technologieshc.determined that old pavementsand road millings, along with wastetires and dockfoam, could be re-processed into a new paving material.the Environmental Improvement and

    Energy Resources Authority's(EIERA) Missouri Market Develop-ment Program was there to help.

    The EIERA is a quasi-governmen-ta1 agency that serves as the financingarm ofthe Missouri Department ofNatural Resources, issuing nearly $5billion in low-cost pollution and StateRevolving Fundbonds over the years.

    In 1990, Senate Bill 530 authorized

    EIERA to establish the Missouri Mar-ket Development Program to encour-age the development ofmarkets forrecovered materials.

    Since that time, the program has

    worked on the demand side of the re-cycling loop. The program providesassistance to manufacturers who arelocated in, or wish to locate in, Mis-souri, and who use, or would like touse recyclables. By working to redi-rect waste to serve as raw materialsfor industry, these efforts provide a

    number ofimportant environmentaland economic benefits. including thecreation of Missouri jobs. The Mis-souri Market Development Program ishoused in the EIERA in order tobridge economic development and en-vironmental interests.

    "We are using innovative patentedandpatent-pending technologies to

    reclaim and recycle what we once

    considered to be non-reactive solidwaste that would have been with usfor several generations," said Chesky.

    Most state and local highway de-partments use hot asphalt blends inmaking pavements. The asphalt even-tually breaks down andis removedand ground into a uniform size calledroad millings. These millings have lit-

    tle, ifany, use as a pavement resurfac-ing material and are accumulated inpiles throughout the state. TheBioSpan Technologies Inc. process is

    formulated to reactivate the millingswithout weakening the emulsion. Thenew product can be applied and usedwith conventional equipment, is safe

    for worker use and is environmentallyfriendly. Chesky noted that EIERA as-sistance is helping BioSpan commer-cialize its technologies and in theprocess, create seven new full-time

    1 Missouri ~ o u r c e s

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    n 2003, with the help ofsome ofs and neighbors, he tookthe firsttalling awind energy research

    t the highest spot in his alfalfa field.

    ,at no cost. from the Department ofResources'Energy Center

    . , . ' , , .I

    wound. This tower will tell usjust how... .strong these winds are and ifwe can put

    Wx)&mVingontoNorth.MirIc$as ,&eat' , -?lain8usedwindmills to.assure &reliable harnessing the power ofthe wind. This1- supply ofwateron Imds that,at leastsea- tower is one often such units on loan: -! sonally,were otheirwlse too dry to live on.. throughout the state. The equipment on the: During the first halfofthe 1900s,many of towerwill measure and record the wind' , these windmillswere all wed to fall into

    3 speed.Usingwind energy analysis soft-

    lisrepairas rural comm ities gained ac- ware, the Energy Center will beable to pro-:ess to electrical service. As the new centu- vide the landowners with a detailedwind-ybegins,many rural landowners are redis- energy assessment for the conditions 20covering the potential ofthe winds to help 'meters above groundlevel at the site ofthemeet the current and fuhue energy needs of tower.The assessments will estimate themaI communities.! energy they could generate with a wind tur-Living n e ~ = . t h e : ~ .m f a& i. - Y Y . n ,.. .::. , . . _ L:re andwhat part it could play in meeting

    als. "1 don't know ifI use enoughity tomake it pay and ifit comesneed it,"Slaughter explained,

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    Civic LeadersShowSupportDeveloping Missouri's renewable ener-

    gy potential has attracted the attention ofindividuals and organizations interested ina variety ofpublic goals.

    "We're very interested in promoting andadvocating all forms ofrenewable energy,

    but wind appears to be the most availableand affordable source,"said Win Colwill,energy chair ofthe League ofWomen Vot-

    ers ofMissouri."The League is supportingstate legislation that will encourage the de-velopment and use ofrenewableenergy

    statewide. I think the central issue for

    many members is the health benefit. Windis a clean source that doesn't degrade airquality," she added.

    Colwill's interest in advocating wind

    energy has a local connection too."TheLeague's Columbia chapter is supportingaproposal for the city's power supply to in-clude some renewable energy. Developingdomesticenergy sources helps the econo-

    my as well as the environment," she said.Acknowledging the increased attention

    being paid to Missouri's renewableenergypotential, in 2003 the department contract-ed for the development ofupdated wind re-source maps, with financial assistance from

    the U.S.Department ofEnergy."We're pleased to be able to make these

    new wind maps available,"saidAnitaRan-

    dolph, director ofthe DepartmentofNatur-al Resources'Energy Center."The maps

    can be used by utilities and property own-ers to help locate the most practical sitesfor using wind turbines to generate elec-tricity."The updated maps predict the windspeeds likely to be encountered at four dif-ferent distances above ground level: 30.50,70 and 100 meters."At most locations,wind speed and thus the energy in the wind

    increases at greaterdistance from theground,"Randolph explained.

    Wind turbines are made in a variety ofsizes. A turbine between one and ten kilo-watts could provide some ofthe electrical

    needs ofa home or farm. Typically thesesmaller, customer-owned turbines would beon towers between 80 and 120 feet tall. Themap of wind resources at 30 meters wouldhelp inform the siting of such a turbine.

    Other potential uses of wind energy

    need maps detailing the conditions at high-er elevations. Turbines designed to provide

    electricity for sale at wholesale rates to autility company would typically be muchlarger, and would be placed on a much

    taller tower to make use ofthe greater windpower available at a greater distance fromthe ground. The latest utility-scale turbinesare being installed on towers up to 90 me-ters tall. With rotor blades as long as40meters, the tips ofthe blades, when rotat-

    (Prevlous page) The Mld-west Is home to many new

    wlnd energy projects. 1111-nols' first utility scale devel-opment, the MendotaHillsWlnd Farm, Just80 mllwsouthwestof Chicago, be-came operational inNovem-

    ber 2003. Installed on 213-toot towers, the83turbineshave a combinedcapacityof 50.4 megawatts. the windfarm is expected to produce

    enough energy to power

    I ,000 homes.(Left) A one-year wlnd ener-gy study Is needed to as-

    sess the faasibllltyof a windturbine. A nocostequip-ment loan from the MissourlAnemometerLoanProject

    includusa 66-foot tower, in-struments and an electronic

    data logger. Landowners

    participatein the installa-

    tionof the tower and prriod-ic replacement of the elec-

    tronic data plug.

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    Wind EnergyPotential

    k esidsntiol/funn urs(12 mphat30NI#.J

    Thismap is intended toprovide an werview ofthe state'$windresource. l-tighsr mwlu-tionwind speedmapsare availableonMoDNRJsWeb site mt[www.dnr.mo.gov/

    locotibn should be con-Rrrned bymeasurement

    ing, can harness wind power between50and 130 meters above ground bvel.Awind-energygeneratorofthat size could

    have a rated capacity of1.500 kilowatts(1.5 megawatts).capableofproducing 150to 1,500 times more power than smallersystems suited to use on individual farmsor houses.

    Mismuri UtilitiesTeatEnergyCenter ProjectInstallation ofutility-scale wind tur-bines has grown rapidly in recent years.Forexample, installed generation capacityin the United States at the end of2003 to-taled 6,374 megawatts, a 36 percent in-crease over the capacity installed one yearearlier, (Annually, a one-megawatt turbinegenerates about as much electricity as isused by 240 to 300 households.) Whilethere are no utility scaleturbiiesin Mis-souri, utilities in the state are beginning tolookinto the state's wind energy potential.

    The community ofOdessa, located33mileseast ofKansas City and situated on

    Small vs. Utility-scaleTurbines

    high ground along Interstate 70, is one ofseveralmunicipally owned electricproviders participating in the MissouriAnemometer Loan Project."Odessa is interestedin new sources of

    power supply. The city is determined to ex-plorealternatesourcesofelectric power,"explained Wade Sanders, city administratorfor the City ofOdessa,Missouri's investor-owned utilities have

    d s o taken steps to incorporate wind energyin their operations. In 2001, AquilaIncor-porated (then known as Utilitorp), parentofthe Missouri Public Service Campany,contracted with FPLEnergy, Juno Beach,Fla., to purchaseall theelectricity from a110 megawatt wind farm in Montezuma.Kan. during the first 10 yearsit is in sem-ice. The windfarmhas 165 turbines.

    Anticipatingcustomer interest in windpower, plunicipally owned Springfield CityUtilities (CU) has taken several steps toevaluatehow to respond ta the apparent in-terest. In 2001,CU launched a green powerpurchase program known as Windcurrent.This programallows interested citizens tovoluntarily pay a surcharge of$5 towardthe utility's cost ofpurchasing power froma windfarmlocated in Kansas.

    With the addition ofa 10-kilowatt tur-bine on a 90-foot tower during 2003,CUbecame the first utility to purchase and op-erate a turbine in Missouri as part ofits

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    .. .

    . .

    Twoold water-pumping wlndmlllsstand unused near Auxvasso in Ccllawaydounty. windmills used for pumping water. nolonger operationalandoften In

    bine was installed are a cnnlnon sight in rural Mlssourl.formance and to e

    . w-....,....

    theMissouriAnemomThe depamnent has in

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    . ... .. . .. . .7

    "Consistent with the i, .. .

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    tailed wind resource assess

    in northern Missouri.4i

    sible, 150 meters.

    domestic source of energy, gmulate Mis-souri's economy and reducef air pollu

    -tion emissions that degrade ,.e envlron-ment," Randolph noted. i

    For more information, &ss the fol- L . Ilowina online resource frondhe Missouri

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    .\ s.w: "fil8,f3:?;.: .. ,._. .

    1n l&J2, the State of~ i s s o u r i ;throughthe MissouriDepartment ofNaturalResources andU.S. DepartmentofEn-ergy, published themost cAprehensivestudy of the state's energy resources and

    plansaver completed.TheMissouriStatewideEnergy Study was underpinnedwith the reality that energy use in Missouriwas heavily vestedin outside sour-s. En-ergy planing ne~dedto be based onbothan infireaseduseofin-state sources, and adecrease in its overalluse.

    Jd order to savemoney and utilize exist-ing, available office spaces, thedepart-ment's central staff, over time, hadbeendispersed all across JeffersonCity in vwi-ous rented offices.Fewwere within a quickcornmu= ofeach otherandmany were inobscure locationso f fmain thoroughfares.

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    can be catastrophic,whereas a magnitude3.0is barely felt.

    However, the amountofenergy released duringan earthquake is only oneofrnany geological fac-tors that determineshowan area will be affected.

    Two recent earth-

    quakes illustrate thispoint. On Jan. 17,1994 amagnitude6.7 earthquakestruck a heavily populat-

    -5 ed area in Northridge,' - Calif., causing moderateinfrastructuredamageand claiming57 lives.Less than 10 years later,on Dec. 26,2003, anothermagnitude6.7 earthquakestruck Barn, Iran. This

    second quake killed

    30,000Iranian citizensand destroyed an incredi-

    ble 85 percentofthecity's infrastructure.

    Why do earthquakescause such differing lev-els ofdamage and loss of

    . life? Geology, communi-: ty awarenessand pre-

    parednessappear to bemajor factors.The De-partmentofNatural Re-sources' GeologicalSur-

    vey and ResourceAssessment Division(GSRAD) works to helpMissouriansgain a betterunderstandingofearth-quakehazards.

    Geologistswith

    GSRAD study earth-f qua& tohelp defineearthquakesources andproduce detailedmapsthat illustrate d q u * eEZ hazards in particularareas ofMissouri. The di-

    any have similar images ofa majorearthquake- the ground shakes vio-

    Llently, buildings crumble, and peopleare killed. Some evenhave a rough idea ofwhat intensity a quakemust reach on theRichter Scale (see glossaryon page11 fordefinitions ofitalicized terms) in order tocreate damagingresults.A magnitude7.0

    vision also collects data to predict how sur-face and sub-surface soil materialswill be-have during an earthquake.

    Some soilsmay actually intensifyseis-mic waves. Solid bedrock, however, com-monly resists strong shaking.Some soilsand other loose materials are also subjectto liquefaction during earthquakes.

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    WHY MSSOUlll SNDIES EARntUUAKESDuring the winter of1811-1812, a series

    ofthree very large and many smaller earth-quakesjolted southeasternMissouri andparts ofseveral adjoiningstates. Thesetremors were centered around the commu-nity ofNew Madrid,one ofthe earliest per-manent settlements in the area. Very small"rnicroearthquakes" still occur periodicallyalong numerous faults in this area.

    By geographically plotting the epicen-ters ofthese minor quakes, scientists havedefined the extent ofwhat is now called theNew Madrid Seismic Zone (NMSZ). Thezone stretches roughly from the southerntip ofIllinois, through the MissouriBootheel, and into northeasternArkansas(see mapon page 13).

    Through historical accounts ofthe 1811-1812 earthquakes, we know the three majorquakes were felt over an area of2.5 millionsquare miles. Church bells as far away asWashington, D.C.rang. The nearly 2,000aftershocksthat folIowed these monsterquakes were felt up to 180 miles away fromtheir epicenters. Becauseno instrumentswere present to record the earthquakes,their magnitudeon the Moment Scale is notknown, but these Iarge events would causesignificant damage if they were to occuragain today.

    WHAT CAUSED 1021-1012 EARTl-An earthquake is a release of energy

    along a zone,ofweakness or fault. The en-ergy is releasedwhen the rocks on eitherside ofthe fault suddenly move or slip pasteach other. The 1811-1812 earthquakeswere centered on deeply buried faults thatare part ofan ancient rift known as the

    ReelfootRift (see graphic on page 12). Arift is a valley that forms along faults dueto stretching ofthe earth's crust.

    TheNMSZdiffers from other regionswith more frequent earthquakes, such asthe SanAndreas Fault in southern Califor-nia, that are located along tectonicplatemargins. In contrast, the NMSZ is a greatdistance from an active plateboundary.While the stretching that formed the rifthas ceased, theNMSZ remains a focus ofearthquake activity because offorces with-in the North American plate.

    IDEHnFYM6 EARTHOUAWESOURCES ANDHAZARDS IN MISSOURI

    GeologistswithGSRAD,and others,havestudied andmappedearthquakerelated fea-tures in soils that areas old as75,000 years,findingevidencefor multiple earthquakeeventsin Missouri.This method ofstudying

    (Oppositepage) JamesD.

    Vaughn, retlredGSRAD geal-oglst,preparesa trenchwallfor mapping. String lines are

    used asreference points to

    mapgeologic features In

    surficialmaterials.The sailsareshaved with hand tools,

    suchas sharp shovels and

    hoes, to reveal detailsof

    Hructure and layers.(Below) TheOldQuarry

    Trench, located In BentonHills, Scott County,was dug

    in 1995-97. It exposed evi-dence of several faults.

    Dave Hoffman, a retiredGSRADgeologist, is using

    a hoe to prepare the wall

    for mapping.

    P ward through t r'k

    ' LJ I

    dize bated :.. ,

    t . .

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    Reelfoot Rift Cross Section-64-- sediments located betAeenPoplar Bluffand Dexter. Thisdating was based upon radiocar-bon ages ofthe sedimentsbound-ing the structures.These features

    are a seriessfWried sadblawsand associatedsand dikes that re-sulted from four separate pale-oearthquakes.These anomaliessuggest earthquakesofat leastmoderate magnitudesoccurredoutside theNMSZ.

    Anotherpaleoearthquakestudy used geologic mappingasa guide to find a series offaultsnear Commerce, Mo., 20 milesnorth oftheNMSZ.Trench map-ping found evidence for five sur-face fault ruptureevents. Theoldest ofthese events was75,000

    old earthquakes is termed paleoueismology.Someofthese featuresare outside theareathat has the 1811-1812 liquefaction featuresor faulting.Thismeansthat these isevidencefor seismogenicfaults other than themost ac-tive parts oftheNMSZ.

    Geologists have found and mapped pale-oliquefactionfeatures that date between22,750 and 590 years before the present in

    logical, and geologicdata suggestan obviousconclusion: fault zones in the

    activearea ofthe New Madrid region canproduce large, destructiveearthquakes. Notas obvious is the earthquakerisk posed byfault zones in areas that have not had his-toric, damagingearthquakes. Therefore, thetwocases describedabove representpossi-ble earthquake source zones thatwould ap-pear to occuroutside oftheNMSZ.

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    Waste Tire Cleanups on Hold

    Assembly. Mostactivity ' qwd lngwaste tires byMissouriDepartment ofNatural Resources staffhas ceased and staff havebeen assigned ton

    Ladue in Franklin County. Kuklikreceived$100 and a printed supply ofher award-winning greeting card.Also,her seventh-grade class, taught byMartha Bunch, received $100 as the"winning classroom." The second-place winner wasKevin Hunt, a studentin Jackie Coskey's seventh-gradeclassroom at Republic Middle Schoolin Republic, which is located about 20

    miles west of Springfield. Hunt received

    $50. Third-place winner CharleneMaravilla received $25. She is a studentin Sheryl Lamme's classat PartridgeElementary School in Waynesville.

    The judges for the 2004 competitionwereDolores Vermont, Chesterfield,committeechairpersona dMWCCpastpresident; Dale Behnen, Valley Park,MWCC president; ArleneShaw, St.Louis, art director, LadueSchool District;andKenneth Seeney,JeffersonCi,assistant to the director, EIERA, and

    MWCCpast president For more informa-tion about the Envi ronmd GreetingCardProgram, contactKenneth Wneywith EIERAat (573)751-4919.Report Will Detail State ofMiseourl's Envlronment

    The Missouri Department of NaturalResources will release a report on the

    current state of Missouri's natural andcultural resourms.The "State ofMissouri's Environment: Trends,

    Challenges and Achievements," pro-vides a detaiIed look at the q u a l i ofMissouri's air, land and water quality.Research continues to link a clean

    environment to the overall health of thecitizens that use these resources.

    Poor air quality, for example, hasbeen shown to causea variety of respi-ratory diseases,and impairedwaterquality not only poses a threat to thefish and wildlife it supports, but to citi-

    zens who may drink this water as well."Every Missouri citizen l i n g in

    every corner of this state deserves safewater and clean air," Gov. Bob Holdensaid. "Unfortunately, thishasn't alwaysbeen the case. In thepast, famities inour largeurban areas, for example.

    have had to keepchildren with asthmainside during much of thesummer dueto poor air quality.

    "Homeownersnear lead smeltershave been forced tomovedue to leadcorrtamination ... . Those who onceenjoyed taking a dip in the local creeknow mustconsider run& ... and othersources of pollution," Holdenadded.The2004 State of Missouri's

    Environment report details the signifi-

    cant progress that has been made inMissouri's environmental quality inrecent years. Itlooks at thestate'smany triumphs, including signficantlyimproved air quality in St. Louis andKansas City and improvements indrinking and groundwater.

    It also examines the many chal-lenges that remain, such as thegrow-ing demand placed on water treatmentand public drinking water systems,

    non-point source pollution, soil erosionand the loss of the waste tire fee.which funded cleanups of 12 million

    waste tires in illegal dumps.

    "When considering the quality ofMissouri's resources, we typically thinkof natural resources," said SteveMahfood, director of ths MissouriDepartment of Natural Resources. "Butour cultural and historical resourcesplay a significant role in Missouriaswell, particularly for our economy. It

    also details the role that state parks

    and historic preservation have playedin generating revenue in Missouri ... ."

    The 2004 State of Missouri'sEnvironment Report is geared toward

    businesses, community leaders, edu-cators, legislators and the general pub-lic. The publication was with the printerat press time for MissouriResources,but should be available in late fall. It

    will be accessible on the department'sWeb site at [kv.dnr.mo.gov] or a freecopy of the report can be obtained bycalling 1-800-361-4827.

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    sufliving covered bridgesare precious ex-amples offine craftsmanship using simple

    but effective engineering techniques.Today, the Missouri Department ofNat-

    ural Resources preserves and maintains

    these four surviving covered bridges, which

    are all in the National Register ofHistoricPlaces. Each has its own story and style.

    ~urfordvilleovered~ r i d ~ e ,Burfordville

    Missouri's oldest covered bridge, Bur-fordville Covered Bridge is part of

    Bollinger Mill State Historic Site. Theside-by-side historic structures provide anexcellent setting for artists, photographers

    or anyone wishing to relax and ponder life

    at a slower pace.Joseph Lansmon began construction on

    the bridge in 1858, but it is unclear ifthebridge was completed before or after the

    Civil War. The bridge exhibits Howe-truss

    construction, named after William Howe,who patented the design in 1840. Spanning

    the Whitewater River, the bridge is 140 feet

    long and was part ofa toll-road system be-

    tween Burfordville, Jackson and Cape Gi-rardeau. It was a vital linkfor farmers des-tined for the mill.

    Today, the bridge that once carried wag-onloads ofgrain to the mill is open topedestrian traffic only.

    Directions: In Cape Girardeau County,

    turn offHighway 34 onto Highway00.

    Take Highway HH to the site.

    ~ o c u s treek covered bridgestate tlistoric Site,Laclede

    Built in 1868 using the Howe-truss de-sign, Locust CreekCovered Bridge is the

    longest ofthe remaining covered bridges at

    151 feet.This bridge not only reminds us ofhow

    lifestyles have changed, but also ofhowtraveled highways and creekchannels can

    change. It once housed America's first

    transcontinental road, Route 8, crossingover Locust Creek. Just as horse-drawn

    (Opposite page) Locust

    Creek Covered Bridge,

    which once housed a

    transcontinental road, now

    spans a dry creek bed.

    (Below) The red barnlikea ppearanceof Sandy CreekCovered Bridge provides a

    scenic setting for artistsand photographers.

    1 -BurfordvilleCoveredBridge, Bollinger Mill SHS, SutfordvilleL 2- LocustCreek Covered BridgeSHS, Laclede3- Sandy CreekCovered Brldge SHS, Hillsboro

    4-Unlon Covered Bridge SHS, Paris

    -

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    Yhere

    0ne ofthemost mportantnatural re-sourcesin the state ofMissouri is

    safe, goocl-qualitydrinking water, andmost studentsare surprised co haw thattheirdrinking water comes from the same

    watershedthat rewives their

    wastewater.A watershed is an area ofland thatdrains into a single river or body ofwater,andthe quality ofour drinking water is di-rectly connected to the actions we take on adaily basis within ourwatershed. Everystream, river or body ofwater is a product

    ofits watershed and is affectedby eventsthat occur within it.

    Wecan divide water pollution into twomain categories. One is point source pollu-tion, which is characterized by an obviousentry point, such as chemical spills, dis-charge pipes from wastewater treatment

    plants or leaking underground storagetanks. Nonpoint source pollution does nothave an easily defined source and resultsfrom a variety ofentry points over a largearea. Those include pesticide andfertilizer

    runofffrom farms and urban homes, soil

    erosion from construction sites, and paints,oil, grease and gasoline released to streetstorm sewers.

    Chad Pregrackeof LivingLands and Waters and stu-

    dents from HlckmanHlghSchool in Columbia plant

    pin oak trees in the Mis-souri River floodplaln.Thedaylongworkshop, spon-soredby the Department oiNaturalResour~es,provid-ed flrsthand experience In

    watershed rirhabilitation atthe BlgMuddy NatlonalFishandwildlife ~d u g e .

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    _ .I -+ Plastic spf.$@ottle+ Large elu&urn bakingpan ar pla( I 6" x 11";~&dnchdeep)+ Large ( I8-inphbide) sheet of alurnirgd

    : Y Five tosix par8dCycrumpled soda- -+ Maskiilg tape

    + Cup of fine soil-& cocoa powder -5 + New~papey~~k$apertowels

    A Pushpins &&imbtacksI>. 1 - ,.. ..Many of the nation's leading causes of

    water quality problems are the result ofnonpoint source pollution. A simple and ef-fective way to reduce such pollutants is topromote riparian zones and wetland sys-tems. Riparian zones are areas of vegeta-tion along river and stream banks. Wet-lands are areas covered by shallow water orhave waterlogged soils for all or a portion

    ofthe year. These include bogs, marshes,swamps,fens and prairie potholes. Both

    systems workby slowing down the flow ofwater, reducing erosion and filtering outsediments and chemicals from runoff. They

    also provide wildlife habitat.

    Break the class into groups of3-4 stu-dents and give each group a large alu-

    minum baking pan or tub. Instruct the stu-dents to tape together a pile ofpartidlycrumpled soda cans in the center ofthe pani n d then gently mold a continuous sheet ofaluminum foil over the cans and the bottomareas of the pan. The goal is to create amodel with several hills and gently slopingsides. It is important not to teat the foil asit is moIded over thecans.

    Give each group a spray bottle filledwith yellow food coloring (adjusted to

    "mist" setting). The students should gently

    "rain"on their watershed model andob-serve where the water flows and the result-ing lakes and streams that form. Have thestudents draw a diagram oftheir watershed,indicating lakes, rivers and streams thatform, as well as the location ofmajor pop-ulation centers within their watershed.

    14 Missouri Resources

    Now the students should begin to alterthe watershed model and observe the re-sults. Adding small strips ofsponge can rep-resent wetlands and groundwater systems. Adrop ofblue food coloring applied to asponge near the top ofthe model will do anicejob ofdemonstrating point source pol-lution. Sprinkling cocoa powder over thewatershed can indicate nonpoint source pol-lution. Strips ofpaper towel can representriparian zones and small holescaneven be

    punched in the model to emulate the transi-tion ofsurface water to groundwater.

    Encourage students to consider whichlocations within the watershed are impact-ed, and how communities might be affect-ed. What are the sources ofdrinking waterfor each community? Give each group apushpin or thumbtackand askthem to picka site where they would build a home onthe model.W h y did they choose that site?At this point, it can be very powerful to

    provide the students with topographic oraerial map ofyour local region. Askthemlookat their community from a watershedperspective. Such maps are available fromthe Missouri Department ofNatural Re-sources or can be obtained free on the fol-lowing Web site: [http:/lterraserver.

    rnicrosoft.com/].This exercise has proved to be a fun,easy and inexpensive way to help yourclass understand watersheds. It also clearlyillustrates the often forgotten message-weall live downstream!

    BryanHopkins isan environmentaleduca-tionspecialist with thedepartment's Out-reachandAssistance Center.

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    Among thestate's many

    special historic re-sources, one ofitsmost striking collec-tions ofantebellumhomes is nestled inthe charming townofLouisiana, Mo.The city's excep-tional architectural

    heritage and un-spoiled views along

    a stretch ofthe Mis-sissippi Rivermakeit an irresistible stopalong Route 79, thebeautiful GreatRiver Road NationalScenic Byway.

    In 2003, this cityof3,800 tookgiantsteps to preserve itslegacy by creatingnew residential his-toric districts and

    completing require-ments essential to be

    I

    recognized by the

    Department ofNat-ural Resources'State HistoricPreservation Officeas a Certified Local

    Government.

    "It is really thebeauty ofthe river in this vicinity andthe rolling terrain that makes thistown special." said Tim Conley, pres-ident ofthe Louisiana HistoricPreservation Association."The hugecollection ofFederal and GreekRe-vival architecture at reasonable pricescoupled with these natural attributesmakes Louisiana a preservationist's

    dream." Conley also currently servesas chair ofthe Missouri AdvisoryCouncil on Historic Preservation.

    On the second weekend in October,

    residents of the city's historic districtswill sponsor a tour of some of theirhistoric landmarks. Conley hopes thetour will help raise funds to write a

    nomination to place 16 blocks of his-toric Georgia Street on the NationalRegister of Historic Places. The GreatMansions Tour will be held Oct. 9 and10, from 11 a.m. to 4 p.m. Visitorswill have a unique opportunity to

    view 15 of Louisiana's finest Federaland early Victorian style private farni-

    ly mansions, most ofwhich have never been

    available for public tour.A Decorator Show-

    case Home, furnishedby a local antique mall,features oil paintings,oriental carpets and pe-

    4riod antiques, and willbe a major tour feature.

    Another highlight willbe the town's originalstagecoach stop, a Fed-

    eral-style brickstructurethat currently serves asa Louisiana artist's stu-dio. Local traditionholds that another prop-erty on the tour served

    i as a station on the Un-derground Railroad be-fore the Civil War. Pro-fessional storytellers

    will be on hand to re-count the experiences ofAfrican-American

    slaves and theirjour-neys to freedom.

    Tickets cost $15 andwill admit visitors to the15 historic homes, anart exhibit, the Decora-tor Showcase Home andlectures and storytelling

    at the town's Masonic

    Temple ballroom. For more informa-tion, contact the Louisiana Visitorsand Convention Bureau toll-free at1-888-642-3800, or visit their Website at [www.louisiana-mo.com].

    Louisiana is at thejunction ofU.S.Highway 54 and Missouri Highway79 in Pike County, 11miles northeastofBowling Green.

    - ...

    Im victo& mandobat one2 .*,

    during Lo.eianrs, .

    > -. ..-

    -Kerry Cordray is division informa-tionof i cerforthedepartment's Out-reachandAssistance Center.

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