A panther lives in the Everglades surrounded by many plants and animals. A panther eats a raccoon that eats field mice. Field mice eat grass blades and shoots. What is the original source of the energy that the panther gets from eating the raccoon?

The one that would be the most effective means of controlling current water pollution of us surface water is : shutting down factories that discharge materials to the rivers.the largest sum of us pollution currently caused by factory-related substance