What paleoclimatic evidence disproved worldwide cooling as a cause for the "tropical glaciations" between 300 and 220 million years ago?
A)massive crossbedded red sandstones suggesting former tropical deserts
B)massive reef limestones in Alberta and the Eastern Arctic
C)tropical Paleozoic coal swamps across the Northern Hemisphere, particularly the Eastern U.S.and central Europe
D)tropical paleosols and laterites in Antarctica

Question

Quizplus · Accepted Answer

The presence of tropical Paleozoic coal swamps across the Northern Hemisphere, particularly the Eastern U.S. and central Europe, suggests that the climate was warm enough to support the growth of tropical vegetation. This evidence contradicts the idea that there was a worldwide cooling causing tropical glaciations.

What Paleoclimatic Evidence Disproved Worldwide Cooling as a Cause for the "Tropical