Download phosphorus cycle notes website.notebook

phosphorus cycle notes website.notebook
April 28, 2015
Phosphorus Cycle • Phosphorus is the basic composition of DNA and one of the main components of bones.
• Phospahate PO4 acts as a fertilizer.
Vocabulary
wearing away of rocks due to wind and water
Proliferation
Growth of plankton and algae
Extracting certain minerals from a Leaching
carrier into a liquid
Erosion
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phosphorus cycle notes website.notebook
Phosphorus Cycle.mp4
April 28, 2015
The Phosphorous Cycle in 65 seconds.mp4
Steps in cycle
1 Erosion of phosphorus rocks, produces PO4
2 Absorption of PO4 by plants­ animals eat plants
Decomposition­ PO4 in urine, poop and dead 3
animal returned to soil.
PO4 gets to oceans and causes growth of 4
plankton ­ proliferation PO4 also sinks to bottom and becomes sediment
5 which will turn PO4 back to P and new rock will be produced
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phosphorus cycle notes website.notebook
April 28, 2015
3
phosphorus cycle notes website.notebook
April 28, 2015
Phosphorus (P)
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phosphorus cycle notes website.notebook
April 28, 2015
Negative from phosphates
Eutrophication: Excess fertilizer reaches water areas and causes the overproduction of algae. This can eventually lead to the area becoming a swamp land. Eutrophication _ Ecology and Environment _ the virtual school.mp4
Eutrophication.mp4
• Nitrates from fertilizers can be converted N2O which is a factor in climate change and reduces the ozone layer.
EnviCat® N20 ­ catalysts against the climate killer nitrous oxide.mp4
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Attachments
Phosphorus_Cycle.mp4
The_Phosphorous_Cycle_in_65_seconds.mp4