How Does Deforestation Increase Greenhouse Gas Emissions?

APA format use only peer viewed sources, three paragraphs.

This is the outline of what the paper should be about.

Deforestation is a problem that is growing drastically causing negative feedback to our econ and environment. When trees are cut down for non forest use, the carbon reacts negatively with the air. The less number of trees around means more carbon dioxide in the air and an increased greenhouse effect
Deforestation increases the greenhouse effect on earth causing radiation to get trapped inside the greenhouse.
The destruction of forest land accounts for 12 percent of all greenhouse gas emissions.