What is earths life supporting layer of air soil and water called

i just know that the air around us, which is also the little blue circle u see around the earth from space, is called the atmosphere, and the top layer of earth (the ground) is called the crust.

because they are eaten by the frog and the frog getseaten by the snake and the snake by the eagle

affects the water bodies: excessive use of fertilizers causes eutrophication. the fertilizers which are used on plants affect the quality of land on which it is used, further causing erosion of soil. the fertilizers used on plants contain harmful chemical fumes which affect the environment.