The report will say that: One-third of all types of fish in the ocean have been `overfished}`. Overfished means that too many fish have been caught. Overfishing does not allow enough adult fish to live long enough to have baby fish. The number of large fish such as tuna, halibut, and sharks has dropped by [...]
If this happens, the warm Gulf Stream would not heat the eastern US and Canada or western Europe. This would give those places cooler and drier weather. This change in weather could cause crops to fail, ocean fish to go other places, and an increase in forest fires. Today, the Gulf Stream brings warm water [...]
from carbonfootprint.com When you walk across the sand, you leave a mark on it. The mark your foot leaves is called your footprint. The bigger your foot, the bigger the mark you leave behind. Your carbon footprint is the amount of carbon dioxide that you add to the environment. The more carbon dioxide we produce, [...]
Dr. Zhang’s process is in the very early stage of development. The process can make about one-half gallon (1.9 litres) of oil at one time. The oil is not as good as oil from the ground but it can be turned into gasoline. Dr. Zhang hopes to improve the process so that pig farmers can [...]
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