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 |
---|---|---|---|
100 | 2009-03-23 08:53:56 | 40.81 |