Canada: COVID case rate 19 times higher than reported previously--new study
Submitted by mike kraft on
Submitted by mike kraft on
Submitted by mike kraft on
Submitted by mike kraft on
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Submitted by mike kraft on
Submitted by mike kraft on
Submitted by mike kraft on
Submitted by mike kraft on
Submitted by mike kraft on
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The primary health concern from wildfire smoke comes from the amount of very fine particulates in the air, smaller than 2.5 microns in diameter. The measure of this is commonly abbreviated as PM2.5.
Submitted by mike kraft on
Submitted by mike kraft on