Carbon soot may be driving the expansion of the tropics – not CO2

From the University of California – Riverside it seems that black carbon soot is driving tropical expansion. How could this be? I thought CO2 was all powerful, so powerful with the strength of 400,000 Hiroshima bombs each day that animals can’t outrun its effects. Manmade pollutants may be driving Earth’s tropical belt expansion UC Riverside-led…

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