Choking smog in China

Beijing The cloud of pollution over Beijing grew so dense this week that much of the city was rendered invisible. Hundreds of flights were grounded, auto traffic was stalled for scores of miles, and residents rushed to buy masks and air filters. Chinese officials downplayed the air-quality crisis, as usual, saying their readings showed that air pollution was “moderate.” But […]

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Deepwater spill still killing fish

The oil released during the BP Deepwater Horizon disaster may damage fish populations in the Gulf of Mexico for years to come. New research from the National Oceanic and Atmospheric Administration found that exposure to crude oil can cause heart defects in fish embryos—abnormalities that will likely kill many developing fish and shorten the lives of others. The study looked […]

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Humans settled, set fire to Madagascar’s forests 1,000 years ago

There’s no question that our species has had a dramatic impact on the planet’s physical environment, particularly over the last few centuries, with the rise of modern industry, transportation, and infrastructure. But as new research shows, humans have been transforming the landscape, with lasting impacts, since long before the start of the Industrial Era. Scientists from MIT and the University […]

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