Below are the choices:
<span>The climate cooled and many tropical areas experienced freezing temperatures for the first time.
Rainfall gradually diminished and areas that were once grassy and forested became deserts.
Volcanic activity turned much of the area into lava fields where few life-forms could survive.
Rainfall gradually increased and desert areas eventually became rain forests
The answer should be </span><span>Rainfall gradually diminished and areas that were once grassy and forested became deserts.</span>
If this is multiple choice I would say answers B and D
The Great Depression was an extreme overall financial despondency that occurred amid the 1930s. The planning of the Great Depression changed crosswise over countries; in many nations, it began in 1929 and kept going until the late 1930s. It influenced even individuals who didn't put resources into money markets. individuals misfortunes employments, homesteads, and homes.