6 ms·
This "extremely small" argument falls flat, as is well known, pre-industrial levels were < 0.05 ug/dl. That said, I agree the result is suspiciously strong.
by sevenfive 9y ago
This "extremely small" argument falls flat, as is well known, pre-industrial levels were < 0.05 ug/dl. That said, I agree the result is suspiciously strong.