In the phosphorus cycle, phosphorus can recycle through waste products, decomposition, and of terrestrial and aquatic ecosystems.
a ) atmosphere
b) food chains
c) assimilation

In the phosphorus cycle, phosphorus can recycle through waste products, decomposition, and  food chains of terrestrial and aquatic ecosystems.

i need an image of the diagram

the wetland preservation movement began in the u.s. in earnest with the clean water act (cwa) of 1972. although not specifically written to protect wetlands, the cwa is comprised of a series of regulations designed to prevent pollutants from contaminating u.s. waters.