In their study published in the journal Nature, the team analyzed ice core samples taken from a ... today than they were during the last global warming—ocean temperatures are warmer, which ...

Global warming is producing a rapid loss of plant species—according to estimates, roughly 600 plant species have died out ...

Global warming is producing a rapid loss ... of flora changed 15,000 to 11,000 years ago during the warming at the end of the last ice age, which is considered to be the last major mass extinction ...