Sentences with phrase «ancient temperatures»

The field of paleoclimatology includes ancient temperature records.

Paul Nurse (voice over): Tree rings have been shown to be a good way of measuring ancient temperatures, and they've mostly matched instrumental measurements since the advent of thermometers.

Comparing these records with ancient temperature reconstructions, the researchers found that warm - blooded animals had much greater success at expanding their ranges and adapting to new climate conditions.

This work builds on studies of paleontological climate clues — tree rings, ice cores, clamshells, even the inner ears of fish — that have been used to reconstruct ancient temperatures and humidities, providing a broad look at past conditions on earth.

The sizes of the earliest equines followed the ancient temperatures through major climate change, adding evidence to a centuries - old evolutionary theory

Of particular interest, changes in carbon dioxide fail to explain the greatest proportion of these ancient temperatures.