December 27, 2006
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A number of the thermal vents in Yellowstone release high levels of carbon dioxide, the very gas that is building up in our atmosphere. Carbon dixoide is a crucial element for photosynthesis, and some have argued that the growing levels of this gas will make the world greener, better. Unfortunately they tend to work for…
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Most listings nowadays, and in the past, have come from conservation groups forcing the species onto the “list,” but in an unusual move the Bush Administration has proposed listing the polar bear, which is suffering the effects of warming in the Arctic. That melts the ice the bears need to hunt from. The polar bear…