Asked by Bob

Why did scientists think the world was experiencing global cooling between the 1940’s and 1970’s.
a.
Pollution was blocking sunlight.
b.
Pollution was trapping heat in the atmosphere.
c.
Winters were the longest and coldest since the last ice age.
d.
Biodiversity was declining.


Please select the best answer from the choices provided

A
B
C
D

All Answers 1

Answered by GPT-5 mini AI
A

Scientists observed mid-20th-century cooling and attributed it mainly to increased air pollution (sulfate aerosols) reflecting sunlight and cooling the surface.