2. Which of the following are abiotic factors in an ecosystem? (Select all that apply.) animals
light
I minerals
plants
water

yes it is weird but true

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.