3 ms·
Did earth have no deserts before 10-15 million years ago?
by huytersd 3y ago
Did earth have no deserts before 10-15 million years ago?
- tomsmeding 3y agoPresumably "the oldest desert on Earth" means the oldest one that still exists. Otherwise it wouldn't be on Earth, after all; it would have been gone already.
- andsoitis 3y agoAccording the University of California Museum of Paleontology, desert have existed since at least the Permian period (299-251 million years ago) when the world's continents had combined into Pangaea. https://ucmp.berkeley.edu/permian/permian.php https://ucmp.berkeley.edu/permian/permian.php