The problem we now face is that this thin layer of atmosphere is being thickened by huge quantities of human-caused carbon dioxide and other greenhouse gases. And as it thickens, it traps a lot of the infrared radiation that would otherwise escape the atmosphere and continue out to the universe.
Game | Time | WPM | Accuracy |
---|---|---|---|
215 | 2008-12-18 12:35:22 | 36.27 |