Stumbling Toward Enlightenment

Gatherings from the Internet

12/03/2011
by barenose
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The world’s most typical human…

Probably the most significant change [wrought by humans on the planet], from a geologic perspective, is one that’s invisible to us—the change in the composition of the atmosphere. Carbon dioxide emissions are colorless, odorless, and in an immediate sense, harmless. But their warming effects could easily push global temperatures to levels that have not been seen for millions of years. Some plants and animals are already shifting their ranges toward the Poles, and those shifts will leave traces in the fossil record. Some species will not survive the warming at all. Meanwhile rising temperatures could eventually raise sea levels 20 feet or more. Continue reading

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