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en.wikipedia.org/wiki/Phosphorus_cycle

The phosphorus cycle is the biogeochemical cycle that describes the movement of phosphorus through the lithosphere, hydrosphere, and biosphere.

www.sciencelearn.org.nz/resources/961-the-phosphorus-cycle

Jul 30, 2013 ... Phosphorus is a chemical element found on Earth in numerous compound forms, such as the phosphate ion (PO43-), located in water, soil and ...

www.lenntech.com/phosphorus-cycle.htm

Phosphorus can be found on earth in water, soil and sediments. Unlike the compounds of other matter cycles phosphorus cannot be found in air in the gaseous ...

enviroliteracy.org/air-climate-weather/biogeochemical-cycles/phosphorus-cycle

The phosphorus cycle differs from the other major biogeochemical cycles in that it does not include a gas phase; although small amounts of phosphoric acid ...

.ask.com/youtube?q=Phosphorus+Cycle&v=_IBx0zpNoEM
Oct 7, 2013 ... Nitrogen & Phosphorus Cycles: Always Recycle! Part 2 - Crash Course Ecology # 9 - Duration: 9:22. CrashCourse 638,324 views · 9:22 ...

www.khanacademy.org/science/biology/ecology/biogeochemical-cycles/a/the-phosphorous-cycle

The slow cycling of phosphorous through the biosphere. How phosphorous- containing fertilizers can cause aquatic dead zones.

www.sumanasinc.com/webcontent/animations/content/phosphorouscycle.html

consumed by the rest of the food chain. Because phosphorus. does not enter the atmosphere easily, it is said to have a. sedimentary cycle. Phosphorus cycles ...

www.shmoop.com/ecology/phosphorus-cycle.html

Shmoop Biology explains The Phosphorus Cycle. Part of our Ecology: Organisms and Their Environments Learning Guide. Learning and teaching resource for ...

socratic.org/questions/what-are-the-6-steps-of-the-phosphorus-cycle

May 9, 2016 ... See below Phosphorus moves in a cycle through rocks, water, soil and sediments and organisms. Key steps of the phosphorus cycle: Over time ...

www.geography4kids.com/files/cycles_phosphorus.html

Cycling Phosphorus. Phosphorus (P) is another one of the essential elements that cycle through the ecosystem. It is an element that is found in the ground and  ...