Category: Environment

How climate change ‘exacerbates’ wildfires in the American West

11.17.20.

As large parts of California and the Pacific Northwest are beset by wildfires, the issue of climate change has taken on prominence in the national political conversation. Scientists increasingly point to rising temperatures and extreme dryness as exacerbating wildfires, but what other factors are involved? Science correspondent Miles O’Brien joins William Brangham to discuss. TRANSCRIPT…
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Companies race to mine lithium, a battery essential

07.09.20.

The metal lithium has become integral to our daily lives, due to its essential role as a battery material in electronic devices. Over the next several decades, the rising popularity of electric vehicles is expected to mean the demand for lithium will increase even more — so companies that mine the metal are racing to…
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A risky expedition to study the ‘doomsday glacier’

02.20.20.

The Thwaites Glacier is the largest, most menacing source of rising sea levels all over the world, and it is melting at an alarming rate. For years, scientists have warily watched it from afar, but in November, a team set out on a perilous journey to investigate what is happening below. PBS NewsHour science correspondent…
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Australian bushfires prompt conversation about land management practices

02.10.20.

Bushfires are still burning in parts of Australia. So far this season, they have claimed the lives of more than 30 people and destroyed tens of millions of acres of land. The ensuing toll on forest and wildlife has prompted new conversations about how Australian land should be managed — and whether a return to…
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Wildlife experts rush to rescue Australian animals after bushfire crisis

01.30.20.

Australia’s bushfires have devastated the country’s wildlife and habitats. Experts say the very existence of some species whose populations were already at vulnerable levels may now hang in the balance. PBS NewsHour science correspondent Miles O’Brien reports from Australia on the country’s efforts to rescue animals, why it will take so long for their ecosystems…
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Could Australia’s bushfire disaster alter the conversation on climate change?

01.21.20.

Australia has been suffering a summer of extreme weather and dire consequences. Thunderstorms and hail have been pelting eastern sections of the country, while strong winds have produced dust storms. Plus, drought conditions and devastating bushfires remain a major problem. PBS NewsHour science correspondent Miles O’Brien reports from Australia on why this fire season and…
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