Forget how many carats—how ethical is your gold? As high-end consumers demand to know the origin of their treasures, some jewellers are ensuring they use responsibly sourced, eco-friendly or recycled gold.
Environment
7 hours ago
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19
India could make a major dent in air pollution by curbing emissions from dirty household fuels such as wood, dung, coal and kerosene, shows a new analysis led by researchers at the University of California, Berkeley and the ...
Environment
Apr 19, 2019
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416
I was invited to speak to a group of teenagers on climate strike in Oxford recently. Like many scientists, I support the strikes, but also find them disturbing. Which I'm sure is the idea.
Environment
Apr 19, 2019
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30
Hurricane Michael, which devastated a swath of the Florida Panhandle last fall, has been upgraded to a Category 5 storm, only the fourth to make recorded landfall in the United States and the first since 1992.
Environment
Apr 19, 2019
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20
Nine years ago tomorrow—April 20, 2010—crude oil began leaking from the Deepwater Horizon drilling rig into the Gulf of Mexico in what turned out to be the largest marine oil spill in history. A long-term study suggests ...
Environment
Apr 19, 2019
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265
A trip to the Outer Banks is a tradition for some North Carolina families and a bucket-list destination for other tourists. A new study from North Carolina State University asked visitors for their reactions to having travel ...
Environment
Apr 19, 2019
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6
Agricultural and marine scientists at the University of California have joined forces to combat one of the greatest sources of methane emissions in California: cow burps.
Environment
Apr 19, 2019
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18
If all goes well, 2030 will be quite a special year.
Environment
Apr 19, 2019
0
24
Poring through 10 years' worth of Southern California seismic data with the scientific equivalent of a fine-tooth comb, Caltech seismologists have identified nearly two million previously unidentified tiny earthquakes that ...
Earth Sciences
Apr 18, 2019
4
240
The harmful algae that causes red tide is currently at near undetectable levels in Florida waters compared with the much higher concentrations at this time last year. The red tide algae, Karenia brevis, causes respiratory ...
Environment
Apr 18, 2019
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