Links for Cycles

Links for Cycles

Carbon dioxide-Oxygen Cycle

Photosynthesis:

http://www.pbs.org/wgbh/nova/methuselah/photosynthesis.html#

http://www.factmonster.com/ipka/A0775714.html

http://www.alienexplorer.com/ecology/e62.html

Can we reduce carbon dioxide?

http://www.ecokidsonline.com/pub/eco_info/topics/climate/co2effect/index.cfm

How much carbon monoxide does your car put into the atmosphere?

http://www.environmentaldefense.org/tool_pop.cfm?tool=tailpipe

What is respiration?

http://www.environmentaldefense.org/tool_pop.cfm?tool=tailpipe

Nitrogen Cycle

http://www.mi.mun.ca/mi-net/enviro/enviro1.htm

http://faq.thekrib.com/begin-cycling.html

http://www.nps.gov/olym/hand/process/ncycle.htm

Water Cycle

http://www.units.muohio.edu/dragonfly/water/watercycle.shtml

http://www-k12.atmos.washington.edu/k12/pilot/water_cycle/grabber2.html

http://ga.water.usgs.gov/edu/watercyclegraphichi.html

http://www.kidzone.ws/water/

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