Most of the climatic warming over the last 50 years is likely to have been caused by increased concentrations of greenhouse gases in the atmosphere.

The problem of "genetic impoverishment" in these islands may be exacerbated by climatic warming, scientists say.

C3 A butterfly driven north by climatic warming.

But the current climatic warming is occurring much more rapidly than past warming events.

Widespread effects of climatic warming on freshwater ecosystems.

"Effects of climatic warming on lakes of the central boreal forest."

Carbon dioxide is a greenhouse gas believed by many scientists to cause climatic warming.

He exaggerated the dangers of nuclear power, while spurning those of climatic warming.

This move to the north may be associated with climatic warming between the early and the middle Eocene.

So that we might remember what we are dealing with, I will reiterate a few facts about climatic warming.