Chapter 10
Weather vs ClimateDuration of events is keyWhich leaves a record?
Heat transfer occurs by:
Conduction atomic or molecular transfer
Convection mass movement
Radiation wave-like energy emitted
Annual energy flow
Variations in air pressureWith increased altitude
Relative contribution of greenhouse gases to global warming
Role of variable gases and how they changeCarbon dioxideAnthropogenic sourcesNatural sourcesWater vaporAir temp controls amounts in atmosphereOzoneShield to UV raysAttacked by CFCs and freonMethaneDecay of organic material; coal mines; animalsHalocarbonsCl, F and Br compounds; anthropogenicAerosols [microscopic liquids and solids]Desert dust, wildfires, volcanic gases
Significant temperature changes in last 130 years
Oceanic conveyor belt
Polar jetConcave southConcave northNote differences
Stages of development are distinct
Generation of electrical charges is key
17Thunderstorm factsAbout 16 million occur worldwide each yearFlorida has about 100 thunderstorm days per year; Uganda has about 2401,800 occur at any given momentAll produce lightning; severe storms produce hail which can travel up to 100 mphAll regions experience some activity
Storms that produced hail having an avg diameter > in
Lightning deaths during period 1959-2001
Organizational stage 1,000Joplin, MO 22mi grndApril 24, 1908MS, LA143/770Amite/Pine/Purvis TornJune 12, 1899WI117/200New Richmond TornadoJune 8, 1953MI115/844Flint TornadoTop 10 killer tornadoes
Top Related