When your body turns your food into energy it can heat your body which is called cellular respiration. Not sure if this is what you were looking for?
D, because if you burn fossil fuel the smoke while burning the fossil fuel is carbon dioxide and we live off fossil fuel and that means we use a lot of fossil fuel.
The statement that best describes a human influence on the biogeochemical cycles is : A. Increased eutrophication caused by high levels of nitrogen and phosphorous
In this process, the amount of nutrients in water will dramatically increased, creating abnormal growth for the algae
hope this helps