Multiple choice

Who was the first to warn that man could alter climate by burning fossil fuels?

  1. G.S. Callendar

  2. Richard Wetherald

  3. Roger Revelle

  4. Syukuro Manabe

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

G.S. Callendar was the first scientist (in 1938) to warn that burning fossil fuels could increase atmospheric CO2 and warm the climate. His work predates the more famous climate scientists of the 1950s-60s. This question tests knowledge of climate science history.

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