Recent studies suggest that various pollution sources contribute to the decline of cognitive abilities, IQ scores, human intelligence. Could this trend potentially affect our collective efforts to combat climate change?


Video narrated by Cormac Bren – Sound and Music by Epic Stock Media – Additional video material via, NASA, and

IQ scores are falling and have been for decades, new study finds

Air pollution causes ‘huge’ reduction in intelligence, study reveals

Xi Chen discusses the study he co-authored on air pollution and intelligence

If we were really smart, we’d get over our fixation on the IQ test–smarter-measure

Are we getting smarter or dumber, or both? Frank Salter interviews Michael A. Woodley

Teaser image via Photo by Alex Iby on Unsplash

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