Thousands of years ago, the release of greenhouse gases resulted in increased levels of rainfall in two areas of the African continent. (techtimes.com)
This is because different types and sources of greenhouse gases result from different economic processes and play different roles in the climate system. (shapingtomorrowsworld.org)
While carbon dioxide is the main greenhouse gas resulting from human activity, it's not the only thing causing the atmosphere to warm. (carbonbrief.org)