A pair of newly published papers confirms prior studies indicating temperatures during the Medieval Warm Period and Roman Warm Period were at least as warm as temperatures in the current warm period.

Cities with thriving coastal ports during the Medieval Warm Period, the Roman Warm Period, and the Holocene Climate Optimum are now landlocked, meteorologist Robert Endlich explains in a fascinating ...

OSLO, Jan 19 (Reuters) - Sea levels could rise by a greater-than-expected six metres (20 ft) over many centuries even if governments cap global warming around current levels, scientists said on ...