For the first time in recorded history, the concentration of atmospheric carbon dioxide, or CO2, was measured at more than 420 parts per million at the Mauna Loa Observatory on the Big Island of ...
Dangerous levels of lead. The post Cinnamon Recall List Updated With 2 New Brands for Lead Contamination appeared first on Mandatory.
The concentration of carbon dioxide in Earth’s atmosphere reached historic levels in May after emissions plunged in the first months of the coronavirus pandemic, according to data released Monday by ...
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