Enjoy your sweat because hard work doesn't guarantee success, but without it you don't have a chance. - andrew kramer

What processes does carbon cycle through the biosphere?

Hey people my question is what happens if the earth crust was never apart of the earth just got a new account very upset because my other account didn't work no more so and you for everything gracious < 3< 3< 3

Why do so many children develop illnesses in southern africa? a. poor nutrition due to poverty c. very bad air pollution b. climate many diseases thrive d. declining life expectancy