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Download Carbon Cycle - Ms. Mandel's Science Courses
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Carbon Cycle sccs.org.uk D19 • Explain how chemical and physical processes cause carbon to cycle through the major earth reservoirs. 4 Major Spheres • • • • Biosphere Atmosphere Hydrosphere Lithosphere/Geosphere whshonorses.wikispaces.com Biosphere • The part of the Earth where living things exist. • The part of the Earth that is capable of supporting life. http://www.biologyonline.org/dictionary/Biosphere flmnh.ufl.edu wildarunachal.org Atmosphere • The whole mass of air surrounding the Earth kidsgeo.com vtaide.com http://www.merriam-webster.com/dictionary/atmosphere Hydrosphere • All the waters on the earth's surface, such as lakes and seas. Merriam-Webster kidsgeo.com natasha-hydrosphere.blogspot.com Lithosphere/Geosphere • The outer solid part of the earth, including the crust and uppermost mantle. oceansjsu.com http://earthquake.usgs.gov/learn/glossary/? term=lithosphere exploratorium.edu Short-term (Fast Track) Carbon Cycle • • • • Photosynthesis Respiration Decomposition Diffusion • Minutes to Years beta.lpb.org Long-term (Slow Track) Carbon Cycle • Weathering and erosion • Accumulation of carbon-rich plant and animal material in sediments • Fossil fuel formation • Millions of years beta.lpb.org climate.be Basic Pathways • • • • • • Diffusion Respiration Photosynthesis Eruption of Gases Burial and Sedimentation Weathering and Erosion Human Alterations Use of Fossil Fuels • Formed over millions of years • Originates from buried plant and animal material • How does it affect the C cycle? kids.britannica.com geothermal.marin.org thedailygreen.com Deforestation • Trees cut down and burned • Impacts temp. and stability of the soil – Soil erosion – Inc. in temp. because soil no longer covered by vegetation • How does it affect the C cycle? en.wikipedia.org plu.edu time.com Cattle Farming • Cattle burping and farting • Respiration • How does it affect the C cycle? environmentalparliament.org oklahomafarmreport.com Rice Farming • Flooding of rice paddies causes underwater organic matter to decompose • Methane (CH4) is released • How does it affect the C cycle? Rice Farming in Louisiana geobloggingwithmark.blogspot.com agrariancrisis.in Rice Farming in Spain geographyfieldwork.com Carbon Capture and Store • Carbon sequestration • Capturing C from power plants and pumping it underground • Expensive • How does it affect the C cycle? carboncapture.us Planting Trees • How does it affect the C cycle? jiyolive.com treehugger.com masterfile.com
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