That carbon dioxide and other greenhouse gases trap heat is something scientists have known about for more than a 150 years. The underlying concept behind climate change is simple enough that school ...

Basically, greenhouse gases are gases in the earth’s atmosphere that trap heat. Carbon dioxide, methane, nitrous oxide and fluorinated gases are the four major greenhouse emissions. To understand the ...

When looking at greenhouse gases and methane emissions, many are asking, how does methane affect global warming and how can we reduce greenhouse gas? How Does Methane Affect Global Warming With ...

Get top local stories in San Diego delivered to you every morning. Sign up for NBC San Diego's News Headlines newsletter. Without the greenhouse effect, Earth would be freezing, scientists said. The ...