Scientists find evidence of Roman period megadrought

A new study at the UA's Laboratory of Tree-Ring Research has revealed a previously unknown multi-decade drought period in the second century A.D. The findings give evidence that extended periods of aridity have occurred at ...

Giant Triassic amphibian was a burrowing youngster

Krasiejow, Poland was a vastly different place 230 million years ago during the Triassic Period. It was part of a giant continent called Pangea, had a warm climate throughout the year, and was populated by giant amphibians ...

Multiple proxy datasets can clarify ancient climate regimes

(Phys.org) -- Tree ring and oxygen isotope data from the U.S. Pacific Northwest do not provide the same information on past precipitation, but rather than causing a problem, the differing results are a good thing, according ...

Study: Drought-breaking rains more rare, erratic in US West

Rainstorms grew more erratic and droughts much longer across most of the U.S. West over the past half-century as climate change warmed the planet, according to a sweeping government study released Tuesday that concludes the ...

New Mexico and Arizona facing a dangerously early fire season

New Mexico and Arizona are facing a dangerously early fire season. It has left neighborhoods in ashes and is having such devastating effects that the governor of New Mexico on May 3, 2022, urged President Joe Biden to issue ...

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