Global warming is one of the biggest social topics of our time. In addition, it is one of the most hotly contested. Nearly everyone believes in the greenhouse effect, which basically means that the sun's warmth is trapped in the Earth's atmosphere by the Earth's natural gasses such as: methane, ozone, carbon dioxide, nitrous oxide, water vapor, and chlorofluorocarbons. Without the greenhouse effect, we would not be able to live on Earth because it would be too cold. The concept of global warming…
Words 1825 - Pages 8