Most of the dust in Antarctic ice cores originates in the glacial outwash of Patagonia. Sedimentary evidence suggests that during the last glacial period, pro-glacial lakes provided an on/off switch ...
In 2003, the National Asphalt Pavement Association (NAPA) led the formation of a Silica/Milling Machine Partnership was formed to evaluate milling machines and silica exposure hazards to protect ...
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