| Global warming is expected to change magnitude | | | | increased about 0.7 to 1.4 degrees F (0.4 to 0.8 |
| to the worse of the intensity of power of nature, | | | | degrees C). Global warming is influenced not by |
| such as storms, hurricanes, tropical cyclones and | | | | individual weather events, but by the global |
| tornadoes. It is determined not by individual | | | | average surface temperature. North America did |
| weather events, such as heat periods or cold | | | | go through a reasonably normal winter in |
| snaps or hurricanes, but by the planetary average | | | | 2006-2007, and some parts had severely cold |
| above ground temperature. It is already raising | | | | weather this year. |
| the intensity of hurricanes in the North Atlantic, | | | | Greenhouse gases are an air pollution problem, |
| increasing the risk of devastating impact when a | | | | and all air pollution problems of the past have |
| storm strike. | | | | required significantly less to fix than projected, |
| Global warming is also the cause of more | | | | while declining speedier than believed. This gives |
| spectacular variations and changes in the weather | | | | cause to wish that artificial greenhouse gases can |
| in some areas. It is already affecting the world | | | | be contained reasonably inexpensively and without |
| we know, endangering polar bears, cutting down | | | | sacrifying the planetary economy. Greenhouse |
| ski seasons and creating more intense storms, | | | | gases are transmitted by activities such as the |
| hurricanes and cyclones. Global warming is a big | | | | burning of fossile fuels, land clearing, and |
| gamble for an increase in the average | | | | agriculture. Other phenomena such as solar |
| temperature of the world's surface. | | | | fluctations and volcanoes have had smaller and |
| Global warming is dreadful news for human life, | | | | likely disadvantageous cause. |
| including differences in agricultural yields, liquifying | | | | Global warming is already under way. The |
| of glaciers and the poles, and the extinction of | | | | evidence is strong and the importancy of taking |
| doomed species for ever. | | | | action is getting more distinct with every new |
| Global warming is an increase of average world | | | | scientific study. We have ten years at most, to |
| temperatures as a result of what is known as the | | | | initiate doing distinct cuts to our greenhouse gas |
| greenhouse effect. Different gases in the | | | | pollutions, or we will face severe consequences. |
| atmosphere behave like glass in a greenhouse, | | | | The great news is that there is much we can do, |
| allowing sunlight through to heat the world's | | | | but only if the world's different governments acts |
| surface but holding back heat as it emits back into | | | | now and take a firm stand on their affect on the |
| the space, causing an increase in the average | | | | rest of the world, especial such progressing |
| temperature of the world's surface. After the late | | | | powers as India and China, to link up in an global |
| 1800's, the global average temperature has | | | | effort to prevent the global warming. |