THE LAST TIME THERE WAS THIS M...
The Mauna Loa Observatory in Hawaii has reported that in April, for the first time in human history the level of carbon dioxide in the atmosphere has exceeded 410 parts per million (ppm).
read moreThe Mauna Loa Observatory in Hawaii has reported that in April, for the first time in human history the level of carbon dioxide in the atmosphere has exceeded 410 parts per million (ppm).
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