Mature trees produce as much oxygen as they consume.
The danger in destroying rainforests lies with the effects on rainfall, flooding, and global warming resulting from increasing amounts of carbondioxide being released into the atmosphere. Rainforests are not bursting at the seams with colorful plants, wild orchids, andanimals. Rainforests are not a renewable resource. It is impossible to cut trees without destroying other plants and affecting the environment. Rainforests are not merely a source of wood.