Somewhere in the American Southwest or northern Mexico, there are probably the ruins of a scarlet macaw breeding operation dating to between 900 and 1200 C.E., according to a team of archaeologists who sequenced the mitochondrial ...
Evolution
Aug 13, 2018
0
687
"Mars ain't no kind of place to raise your kids; in fact it's cold as hell" sang Elton John in "Rocket Man", and although the song was released in 1972—four years before the first successful landing on Mars—his weather ...
Space Exploration
Sep 14, 2012
9
0
Somehow, colorful tropical scarlet macaws from tropical Mesoamerica—the term anthropologists use to refer to Mexico and parts of northern Central America—ended up hundreds of miles north in the desert ruins of an ancient ...
Archaeology
Jun 22, 2015
1
984
Colorado can expect a warmer and drier winter, putting the state at greater risk of wildfire and lessening the chance of rebounding from the ongoing megadrought plaguing the West, climate scientists say.
Earth Sciences
Oct 28, 2022
0
38
About a dozen megadroughts struck the American Southwest during the 9th through the 15th centuries, but then they mysteriously ceased around the year 1600. What caused this clustering of megadroughts—that is, severe droughts ...
Earth Sciences
Jul 24, 2019
16
693
(PhysOrg.com) -- The American Southwest has seen naturally induced dry spells throughout the past, but now human-induced global warming could push the region into a permanent drought in the coming decades, according to Lamont-Doherty ...
Earth Sciences
Jan 31, 2011
9
0
The intensity of extreme drought and rainfall has "sharply" increased over the past 20 years, according to a study published Monday in the journal Nature Water. These aren't merely tough weather events, they are leading to ...
Environment
Mar 13, 2023
36
190
In the American Southwest, native desert bighorn sheep populations found in landscapes with minimal human disturbance, including several national parks, are less likely to be vulnerable to climate change, according to a new ...
Plants & Animals
Aug 26, 2020
1
172
During the Late Pleistocene, California—at least at its lower elevations—was teeming with vegetation. While much of North America was covered in Ice Age glaciers, here, mastodons lumbered across verdant meadows, stopping ...
Ecology
Mar 27, 2024
0
45
(Phys.org) —It's the yellowish coating on cars. It floats on ponds, blows with the spring breeze and serves as a potent irritant to allergy sufferers. Now a NASA team is targeting pollen—and its work could help alleviate ...
Environment
May 8, 2013
0
0
