Month: March 2019

As planet warms, scientists explore ‘far out’ ways to reduce atmospheric CO2

03.28.19.

The U.S. government estimates that the consequences of climate change are already costing the country hundreds of billions of dollars. But even if we stopped using fossil fuels immediately, the globe would continue to warm due to an existing buildup of carbon dioxide. PBS NewsHour science correspondent Miles O’Brien reports on how some scientists are…
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The stunning truth about asbestos use in the U.S.

03.14.19.

Asbestos is no longer ubiquitous in building materials, and since it’s proven to cause cancer, many Americans likely assumed the substance had been banned entirely. But not only is asbestos a naturally occurring mineral, it is also still used to make some household products. PBS NewsHour science correspondent Miles O’Brien reports on “broken” U.S. regulation…
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