The United Nations has identified improving the walkability and bikeability of cities as a key goal in efforts to reduce dependence on greenhouse gas–emitting automobiles and promote routine exercise for public health. ...
Environment
Nov 29, 2022
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2
While air quality has improved dramatically over the past 50 years thanks in part to the Clean Air Act, people of color at every income level in the United States are still exposed to higher-than-average levels of air pollution.
Environment
Oct 24, 2022
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64
As the sun sets, bumblebees revisit "profitable" flowers they encountered during the day, new research suggests.
Plants & Animals
Oct 19, 2022
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25
Fresh water is a finite resource vulnerable to contamination.
General Physics
Oct 18, 2022
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21
A corroded Roman bowl dated to the Late Iron Age (between 43 and 410 AD) contains traces of chlorobenzenes, a chemical once used in pesticides that is known to accumulate in soil and water sources. The study, published in ...
Archaeology
Oct 6, 2022
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65
Dirty windows can harbor potentially harmful pollutants under protective films of fatty acids from cooking emissions—and these can hang around over long periods of time.
Environment
Sep 15, 2022
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62
A study of 29 European lakes has found that some naturally-occurring lake bacteria grow faster and more efficiently on the remains of plastic bags than on natural matter like leaves and twigs.
Environment
Jul 26, 2022
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285
A team of U.S. and Chinese scientists mapping oil pollution across the Earth's oceans has found that more than 90% of chronic oil slicks come from human sources, a much higher proportion than previously estimated.
Environment
Jun 16, 2022
2
106
Alongside climate change, air pollution is one of the biggest environmental threats to human health. Tiny particles known as particulate matter or PM2.5 (named for their diameter of just 2.5 micrometers or less) are a particularly ...
Environment
Jun 8, 2022
2
109
Water scarcity and water pollution are increasingly critical global issues. Water scarcity is driven not only by shortages of water, but also by rendering water unusable through pollution. New Zealand is no exception to these ...
Agriculture
May 31, 2022
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