Sentences with phrase «several warming episodes»

Not exact matches

POLAR bears have patrolled the planet's icy regions for millions of years longer than previously thought — riding out several episodes of global warming in that time.

And there is very good evidence that the increasing CO2 in the atmosphere and warmer temperatures are closely related — both in terms of chemical theory, and also in several studies of CO2 levels and prehistoric episodes of extreme global warming.

There were also several episodes of even warmer temperatures throughout the Holocene.