Witness History - Proving climate change: the 'Keeling Curve' - ´óÏó´«Ã½ Sounds

Witness History - Proving climate change: the 'Keeling Curve' - ´óÏó´«Ã½ Sounds


Proving climate change: the 'Keeling Curve'

The US scientist who began recording carbon dioxide levels in the atmosphere in 1958

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