Our atmosphere's carbon dioxide levels are through the roof — it's the highest it's ever been at 400 parts per million within the past 400,000 years. The situation would have been much, much worse, however, if it weren't for the Earth's forests an…
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Our atmosphere's carbon dioxide levels are through the roof — it's the highest it's ever been at 400 parts per million within the past 400,000 years. The situation would have been much, much worse, however, if it weren't for the Earth's forests an…