Question

What gives off greenhouse gases

Answer 1

the combustion of fossil fuels, such as coal, oil, and natural gas, to produce electricity.

Answer 2

Emitted primarily through the burning of fossil fuels (oil, natural gas, and coal), solid waste, and trees and wood products. Changes in land use also play a role. Deforestation and soil degradation add carbon dioxide to the atmosphere, while forest regrowth takes it out of the atmosphere