The Planet and Earth
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The Planet Earth, Ecology andThe Planet Earth, Ecology and
HealthHealth
K.P.Mishra,K.P.Mishra,
Brijesh Singh Yadav,Brijesh Singh Yadav,
Sweta Gupta,Sweta Gupta,United Research CenterUnited Research Center
UIT Campus Naini AllahabadUIT Campus Naini Allahabad
[email protected]@gmail.com
We are never survive Beside these thingWe are never survive Beside these thing
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HISTORY OF EARTHHISTORY OF EARTH
Homo sapiens
appeared
0.0030.13
First human like
apes
0.115
Age of dinosaurs4.3 - 1.4200 - 65
Earliest evidence
of life
813,800
Earth formed1004,700
EVENTINDEXED (Earth
formed to now
=100)
MILLION
YEARS BC
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The Earth:The Earth:A place in the universe where life is knownA place in the universe where life is known
to existto exist
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The Earth is ourThe Earth is our
environment.environment.
If we are not worried about theIf we are not worried about the
Earth, some ecological problemsEarth, some ecological problems
appear:appear:
Air and water are pollutedAir and water are polluted
Forests are cut downForests are cut down
Animals are damagedAnimals are damagedWildlife is disturbedWildlife is disturbed
Litter is put into waterLitter is put into water
Health is spoiledHealth is spoiled
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EcologyEcology
EcologyEcology
is a science about natureis a science about nature
and about relation of man with itand about relation of man with it..
Practically, it is a science studyingPractically, it is a science studying
whether we, human being, keep ourwhether we, human being, keep our
common house, our planet Earth, incommon house, our planet Earth, in
a good state and how we use the giftsa good state and how we use the gifts
it is giving us: water, air, land,it is giving us: water, air, land,
plants, animals and minerals.plants, animals and minerals. Ecology is a science which studiesEcology is a science which studies
the relationship between all forms ofthe relationship between all forms of
life on our planet with itslife on our planet with its
environment.environment.
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, ,, ,flowers, trees, animals, birds, fish andflowers, trees, animals, birds, fish and
people.people.
But whats happening now?But whats happening now?
AirWaterLand
A lot of riversA lot of rivers
and lakes areand lakes are
pollutedpolluted
Sea animalsSea animals
are hurtare hurt
Air pollution isAir pollution is
not reducednot reduced
Global warmingis caused by thegreenhouseeffect
The forestsThe forests
are cut downare cut downWhen theWhen the
forestsforests
disappeardisappearmany animalsmany animals
are disturbedare disturbedMost of theMost of the
countryside iscountryside is
spoiledspoiled
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WHAT ARE THE RESULTS OF OURWHAT ARE THE RESULTS OF OUR
INFLUENCE ON THE ENVIRONMENTINFLUENCE ON THE ENVIRONMENT??
We pollute the air.We pollute the air. We change the climateWe change the climate..
We leave a fire.We leave a fire. We destroyed the forestWe destroyed the forest..
We throw away plastic bottles.We throw away plastic bottles. We damageWe damage
nature.nature. We leave litter in the forests.We leave litter in the forests. We hurt animalsWe hurt animals..
We break trees.We break trees. We disturb birds.We disturb birds.
We dont recycle paper.We dont recycle paper. We cut down trees toWe cut down trees to
make new paper.make new paper.
We throw litter in the rivers and seas.We throw litter in the rivers and seas. We causeWe cause
water pollution.water pollution.
We leave glass bottles in the forest.We leave glass bottles in the forest. We hurtWe hurt
animals and people.animals and people.
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Todays environmental problemsTodays environmental problems
Air pollution, smog, waterAir pollution, smog, waterpollution, destruction ofpollution, destruction ofnatural resources.natural resources.
The ozone layer in the upper atmosphereThe ozone layer in the upper atmosphere
protects the world from the suns harmfulprotects the world from the suns harmfulrays. The chemical used widely in aerosolrays. The chemical used widely in aerosolcans, refrigerators, and other products arecans, refrigerators, and other products aredestroying this precious layer.destroying this precious layer.
The electric power station burn coal toThe electric power station burn coal toproduce the energy that keeps our lightproduce the energy that keeps our lighton. That burning coal gives off gas thaton. That burning coal gives off gas thatcame the greenhouse effect and acidcame the greenhouse effect and acidrains.rains.
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TheThe threethree RRs:s:
What can or mustWhat can or mustwewe
rreduce?educe?
rreuse?euse? rrecycle?ecycle?
We can reduce usingWe can reduce using
electricity.electricity.
We can reduce using water.We can reduce using water.
We must recycle cartons.We must recycle cartons.
We must reuse glass bottles.We must reuse glass bottles.
We can recycle newspapers.We can recycle newspapers.
We must recycle paper.We must recycle paper.We can recycle plasticWe can recycle plastic
containers.containers.
All these actions help to reduceAll these actions help to reduce
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To hurt the Earth is to hurtTo hurt the Earth is to hurt
yourself yourself
Do you agree with this statement?Do you agree with this statement?
Why? Why not? Give your examples.Why? Why not? Give your examples.
This is teens opinion:This is teens opinion:
I agree with this statement toI agree with this statement tohurt the Earth is to hurthurt the Earth is to hurtyourself because the Earth isyourself because the Earth is
our home. Everything isour home. Everything isconnected. When we pollute airconnected. When we pollute airand water we spoil the thingsand water we spoil the thingswe use because we breath thiswe use because we breath this
air and drink this water. If theair and drink this water. If the
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22 April - Earth Day22 April - Earth DayDo you know this holidayDo you know this holiday??
There are over 300 nature centres in BritishThere are over 300 nature centres in British
cities. There are a lot of environment groups:cities. There are a lot of environment groups:Friends of the Earth, Greenpeace and others.Friends of the Earth, Greenpeace and others.
What are these groups concernsWhat are these groups concerns??
Join us and clean the Earth!Join us and clean the Earth!
Make the world a better place!Make the world a better place!
Taking care of the Earth is everybodysTaking care of the Earth is everybodys
business!business!
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GreenpeaceGreenpeace It is an internationalIt is an international
environmental organization,environmental organization,started in the 1960s instarted in the 1960s in
Canada. It has a policy ofCanada. It has a policy ofnon violent direct actions.non violent direct actions.
Greenpeace message isGreenpeace message isWhen the last tree is cutWhen the last tree is cut
down and the last fish killed,down and the last fish killed,the last river poisoned, thenthe last river poisoned, then
you will see that you cantyou will see that you cant
eat money.eat money.
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Friends of the EarthFriends of the Earth
(the FOE)(the FOE) It is an environmentalIt is an environmental
pressure group. Thispressure group. This
organization wasorganization was
founded in the UK infounded in the UK in1971. The aim of the1971. The aim of the
group is to protect thegroup is to protect the
environment. The mainenvironment. The main
concerns are air, sea,concerns are air, sea,river and land pollution;river and land pollution;
recycling, etc. Friendsrecycling, etc. Friends
of the Earth hasof the Earth has
branches in 30 countriesbranches in 30 countries..
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The Royal Society forThe Royal Society for
the Protection of Birdsthe Protection of BirdsThe RSTB (The RoyalThe RSTB (The Royal
Society for theSociety for the
Protection of Birds) isProtection of Birds) is
a voluntarya voluntaryorganization inorganization in
Britain. It wasBritain. It was
founded in 1889 withfounded in 1889 withthe aim of protectingthe aim of protecting
wild birds. Thewild birds. The
society has oversociety has over
200 000 members.200,000 members.
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The Royal Society for theThe Royal Society for the
Prevention of Cruelty toPrevention of Cruelty to
AnimalsAnimalsThe RSPCA (The RoyalThe RSPCA (The Royal
Society for the Prevention ofSociety for the Prevention of
Cruelty to Animals) is anCruelty to Animals) is an
organization (a charity) inorganization (a charity) in
Britain . The members of thisBritain . The members of this
organization protect animals.organization protect animals.
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Barguzinsky natureBarguzinsky nature
reservereserve was the firstwas the first
nature reserve in Russia.nature reserve in Russia.
It was founded in 1916. InIt was founded in 1916. Inis 2480 square km.is 2480 square km. LakeLake
BaikalBaikal is situated there.is situated there.
The nature reserve wasThe nature reserve wasfounded to protect sable.founded to protect sable.
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One of the most interesting parks in theOne of the most interesting parks in the
USA isUSA is the Evergladesthe Everglades in Florida. Itsin Florida. Its
wildlife is enjoyed by many naturalistswildlife is enjoyed by many naturalists
and tourists. Water birds, snakes,and tourists. Water birds, snakes,
alligators, wildcats, fish, cypress treesalligators, wildcats, fish, cypress trees
are protected in the Everglades.are protected in the Everglades.
ildlif C i iWildlif C ti i
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Wildlife Conservation inWildlife Conservation in
IndiaIndia
To promote wildlife awareness among theTo promote wildlife awareness among thepeople, the Indian government haspeople, the Indian government has
started various natural projects andstarted various natural projects and
programs such asprograms such as Project TigerProject Tiger, Nature, NatureCamps and Jungle Lodges. These projectsCamps and Jungle Lodges. These projects
not only help to preserve our naturalnot only help to preserve our natural
heritage, but encourage eco-tourism asheritage, but encourage eco-tourism as
well.well.
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Are you worried aboutAre you worried about
nature?nature?
The Earth is more than the place we call home.The Earth is more than the place we call home.
The Earth is our environment. It means that theThe Earth is our environment. It means that the
land, air, water and wildlife that surround usland, air, water and wildlife that surround usaffect the way we live. And the way we liveaffect the way we live. And the way we live
affects the natural world outside our front door.affects the natural world outside our front door.
A lot of people understand this and see urgentA lot of people understand this and see urgent
environmental problems. 52% think that waterenvironmental problems. 52% think that water
pollution is a problem. 43% think that whenpollution is a problem. 43% think that when
trees are cut down it is a problem. Air pollutiontrees are cut down it is a problem. Air pollution
is a problem for 32%.is a problem for 32%.
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Who is in Charge of the Planet?Who is in Charge of the Planet?A lot of people think about the future of theA lot of people think about the future of theplanet. Some people take care of animals, othersplanet. Some people take care of animals, otherstake care of birds, others are in charge of forests.take care of birds, others are in charge of forests.
I think children can help the planet.I think children can help the planet.
They can recycle. They can plantThey can recycle. They can planttrees and help animals. If they donttrees and help animals. If they dontleave litter and dont damage wildlifeleave litter and dont damage wildlifethe nature is not spoiled.the nature is not spoiled.
It is important that children shouldIt is important that children shouldtake part in saving Earth.take part in saving Earth.
We are in charge of the planetWe are in charge of the planetbecause we all pollute it and I thinkbecause we all pollute it and I think
that we all should try to help it.that we all should try to help it.
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Protect Our Furry FriendsProtect Our Furry Friends
Never buy products made
from endangered animals.Persuade everyone youknow not to buy real fur.
Volunteer to work at yourlocal Zoo or animal shelter.
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Health EcosystemsHealth Ecosystems
A healthy ecosystem has beenA healthy ecosystem has been
described as an environment thatdescribed as an environment that
maintains its biodiversity, is stablemaintains its biodiversity, is stable
over time, and is resilient toover time, and is resilient tochange (Rapport et al., 1995).change (Rapport et al., 1995).
We have never given our planet aWe have never given our planet a
comprehensive physical tocomprehensive physical tomeasure its health. (Lash 2002)measure its health. (Lash 2002)
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Disease EcologyDisease Ecology
Detail oriented; reductionistDetail oriented; reductionistHuman health is enclosed by theHuman health is enclosed by the
triangle oftriangle ofpopulationpopulation (gender, age and(gender, age andgenetics),genetics), habitathabitat (natural, social and(natural, social and
built) andbuilt) and behaviourbehaviour (beliefs, social(beliefs, socialorganization and technology).organization and technology).
The body is continuously assaulted andThe body is continuously assaulted and
rallies or suffers due to organic or non-rallies or suffers due to organic or non-organic stimuli or insults e.g., bacteria,organic stimuli or insults e.g., bacteria,viruses, protozoa, parasites,viruses, protozoa, parasites,electromagnetic radiation, violenceelectromagnetic radiation, violence
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Healthy Community /PopulationHealthy Community /Population
Health Indicators continuedHealth Indicators continued
Census, language,ethnicity, immigrationrates
culture
Most of the aboveindicators are available
by sex
gender
Health services data,procedure rates,gps/per capita,
immunization rates,number of hospital beds
Health services
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Disease Ecology Triangle
Source: Meade and Earickson 2000
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Disease EcologyDisease Ecology
Meade and Earickson2000
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Ecosystem CharacteristicsEcosystem Characteristics
Have a life of theirHave a life of their
own with orown with or
without humanswithout humans
Are more than aAre more than acommunity ofcommunity of
species but lessspecies but less
than a biospherethan a biosphere
Boundaries areBoundaries are
arbitrary byarbitrary by
necessitynecessity
function wellfunction well
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Measuring EcosystemMeasuring Ecosystem
HealthHealth
Concern with characteristics thatConcern with characteristics thatdifferentiate healthy from sickdifferentiate healthy from sickecosystems?ecosystems? , e.g., loss of species, biomagnification,, e.g., loss of species, biomagnification,
toxicitytoxicityConcern with ability to bounceConcern with ability to bounce
back/recover equilibrium (systemsback/recover equilibrium (systemstheory)theory)
after stresses or perturbationsafter stresses or perturbations forest fires, oil tanker spills, droughtsforest fires, oil tanker spills, droughts Id magnitude of risk factorsId magnitude of risk factors
e.g., exposure to anthropogenic stressese.g., exposure to anthropogenic stressessuch as pesticide contamination.such as pesticide contamination.
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Biopsychosocial Model of HealthBiopsychosocial Model of Health
and Illnessand Illness
Illness determined by physiologicalIllness determined by physiological
systems, psychological andsystems, psychological and
socioeconomic (environment,socioeconomic (environment,
lifestyle)lifestyle)Interdependent systems determineInterdependent systems determine
healthhealth
Ecosystem health/health ecology:Ecosystem health/health ecology:
interdependent, population healthinterdependent, population health
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