Global warming is not solely a modern-day occurrence but has been a prominent feature of Earth's geological history for millennia. One such event occurred approximately 40 million years ago, lasting ~400,000 years, known ...
"THEY park on the sidewalks and hide fire hydrants with their cars. They angle where they should parallel and turn normal streets into obstacle paths. They never seem to feed their parking meters, they rarely get tickets ...
Today's modern cities, from Denver to Dubai, could learn a thing or two from the ancient Pueblo communities that once stretched across the southwestern United States. For starters, the more people live together, the better ...
Archaeology
Jun 19, 2020
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589
(Phys.org)—Catalysts are substances that speed up the rates of chemical reactions without themselves being chemically changed. Industrial catalysts come in two main types - heterogeneous, in which the catalyst is in a different ...
Materials Science
Oct 10, 2012
0
0
Land subsidence is overlooked as a hazard in cities, according to scientists from the University of East Anglia (UEA) and Virginia Tech. Writing in the journal Science, Prof Robert Nicholls of the Tyndall Center for Climate ...
Earth Sciences
Apr 18, 2024
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33
Orca scientist Rob Williams always thought that conservation was a knowledge problem, that once science showed why a species was declining, people would fix it.
Plants & Animals
Apr 3, 2024
0
259
A vicious cycle of warming temperatures and reduced snowpack in northern forests is more severe than climate models have shown and could lead to increased fire risk and permanent damage to ecosystems.
Earth Sciences
Mar 26, 2024
0
85
Toxic chemicals produced from oil emissions and wildfire smoke have been found in muscle and liver samples from Southern Resident killer whales and Bigg's killer whales.
Plants & Animals
Dec 19, 2023
1
61
Although electric vehicle ownership is higher in wealthier neighborhoods than in disadvantaged ones, EVs improve air quality in all communities, a UCLA study found.
Environment
Dec 13, 2023
0
32
A new study has identified a potentially growing natural hazard in the north: frostquakes. With climate change contributing to many observed changes in weather extremes, such as heavy precipitation and cold waves, these seismic ...
Earth Sciences
Dec 11, 2023
1
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