The middle Pliocene is our closest analog to present-day greenhouse gas levels. It provides a probable peek into our future — several more degrees of global temperature rise and many meters of sea-level rise.
Science
Living in an Ice World
Earth sweltered in greenhouse heat for 226 million years, from the late Permian to the early Oligocene. Then the switch flipped and an icehouse world arrived.
Vaccine Blues
The words best describing our current situation with verifying COVID immunizations are confusion and chaos.