•Rise in Earth’s Rise in Earth’s temperature temperature

•By certain atmospheric By certain atmospheric gasesgases

•That trap the Sun’s That trap the Sun’s energyenergy

•Water vapor (HWater vapor (H22O)O)•Carbon dioxide Carbon dioxide (CO(CO22))•Nitrous oxide (NNitrous oxide (N22O)O)•Methane (CHMethane (CH44))

•Heat would escape back into spaceHeat would escape back into space•Earth’s temperature would be 60Earth’s temperature would be 60ºF ºF coldercolder•Makes Earth suitable for lifeMakes Earth suitable for life

•Trap heat from sunTrap heat from sun•Glass lets in lightGlass lets in light•Glass keeps heat from Glass keeps heat from escapingescaping•Causes greenhouse to Causes greenhouse to heat upheat up

•Glass lets in lightGlass lets in light•Glass keeps heat from Glass keeps heat from escapingescaping•Causes the car to heat upCauses the car to heat up

•Sun’s energy passes through Sun’s energy passes through atmosphereatmosphere•26% is reflected or scattered26% is reflected or scattered•19% absorbed by clouds, gases, and 19% absorbed by clouds, gases, and particlesparticles•4% reflected to space by surface 4% reflected to space by surface •51% reaches the surface51% reaches the surface

•Heating of the ground Heating of the ground •Melting of ice and Melting of ice and snowsnow•Evaporation of waterEvaporation of water•Plant photosynthesisPlant photosynthesis

•Deforestation and agricultureDeforestation and agriculture•Burning of fossil fuels, Burning of fossil fuels, gasoline, oil gasoline, oil •Burning of wood and coalBurning of wood and coal•CFC’sCFC’s•Population GrowthPopulation Growth

http://earthguide.ucsd.edu/earthguide/diagrams/greenhouse/

•Global WarmingGlobal Warming•Endangered Endangered SpeciesSpecies•Climate ChangeClimate Change

•Heat trapped inside EarthHeat trapped inside Earth•General warming effect General warming effect createdcreated•Increase in air and ocean Increase in air and ocean temperaturestemperatures•Vital issue in societyVital issue in society

•Greenhouse gases increase through human Greenhouse gases increase through human activityactivity•DeforestationDeforestation•Use of fertilizersUse of fertilizers•Burning of organic matterBurning of organic matter•Burning of fossil fuelsBurning of fossil fuels

•Climate changesClimate changes•Changes in wildlife Changes in wildlife adaptations and cyclesadaptations and cycles•Melting of polar ice capsMelting of polar ice caps•Increase in sea levelIncrease in sea level•Flooding in coastal areasFlooding in coastal areas•Ocean AcidificationOcean Acidification

•Species becoming Species becoming endangered/extinct endangered/extinct •Heavy droughtHeavy drought•Spread of diseaseSpread of disease•Rise in tidesRise in tides•Change in weather patternsChange in weather patterns

•Natural resources Natural resources depleteddepleted•Need balance between Need balance between environment and environment and industryindustry•Greenhouse gas Greenhouse gas emissions reduced by emissions reduced by 80%80%

•ReforestationReforestation•Personal ActionsPersonal Actions•Climate PolicyClimate Policy

Answer the following questions– Describe the greenhouse effect– List the possible causes of greenhouse effect– List the possible causes of global warming– List the consequences of global warming

• D'Silva, R. (2007, April 28). D'Silva, R. (2007, April 28). Causes of the Greenhouse EffectCauses of the Greenhouse Effect. Retrieved September . Retrieved September 27, 2009, 27, 2009, from Buzzle.com website: http://www.buzzle.com/articles/causes-from Buzzle.com website: http://www.buzzle.com/articles/causes-greenhouse-effect.htmlgreenhouse-effect.html

• Nave, C. (2005). Nave, C. (2005). Hyperphysics: Greenhouse EffectHyperphysics: Greenhouse Effect. Retrieved September 27, 2009, . Retrieved September 27, 2009, from Georgia from Georgia State University website: State University website: http://hyperphysics.phy-astr.gsu.edu/hbase/thermo/grnhse.htmlhttp://hyperphysics.phy-astr.gsu.edu/hbase/thermo/grnhse.html

• Pidwirny, M., Dr. (2006). Pidwirny, M., Dr. (2006). The Greenhouse EffectThe Greenhouse Effect. Retrieved September 27, 2009, from . Retrieved September 27, 2009, from Fundamentals of Physical Geography, 2nd Edition website: Fundamentals of Physical Geography, 2nd Edition website:

http://www.physicalgeography.net/fundamentals/7h.htmlhttp://www.physicalgeography.net/fundamentals/7h.html • United States Environmental Protection Agency. (2006, October 23). United States Environmental Protection Agency. (2006, October 23). Greenhouse Greenhouse

Effect...Effect... Retrieved September 27, 2009, from United States Environmental Retrieved September 27, 2009, from United States Environmental Protection Agency Protection Agency website: website: http://www.epa.gov/climatechange/kids/greenhouse.htmlhttp://www.epa.gov/climatechange/kids/greenhouse.html

• University Corporation for Atmospheric Research. (2000-2001). University Corporation for Atmospheric Research. (2000-2001). Cycles of the Earth Cycles of the Earth and and Atmosphere: A Website for TeachersAtmosphere: A Website for Teachers. Retrieved September 27, 2009, from . Retrieved September 27, 2009, from University University Corporation for Atmospheric Research website: Corporation for Atmospheric Research website: http://www.ucar.edu/learn/1_3_1.htmhttp://www.ucar.edu/learn/1_3_1.htm