16 May '18, 11pm

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Thought the ozone layer was safe? Think again. CFC-11 is an ozone-depleting chemical whose phase out agreed upon in the ’80s and has been under an international ban since 2010. That’s why National Ocean and Atmospheric Administration researchers were surprised to discover it’s increased in the atmosphere by 25 percent since 2012. A research letter published Wednesday in the journal Nature takes a look at the possible causes for the spike. “I’ve been making these measurements for more than 30 years, and this is the most surprising thing I’ve seen,” the paper’s lead author, Stephen Montzka, told The Washington Post’s Chris Mooney . The 1987 Montreal Protocol phased out ozone-damaging chemicals like CFC-11 worldwide. And thanks to the agreement, we’ve avoided a total ozone layer collapse by mid-century. Almost no CFC-11 has been been produced since 2006 — or so we thought. Th...

Full article: https://grist.org/article/theres-been-a-mysterious-rise-i...

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grist.org 16 May '18, 11pm

Rex Tillerson, ex-Secretary of State, has some words for the Trump administration about capital-T Truth. “If our leaders s...

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grist.org 17 May '18, 9am

Bitcoin’s energy footprint has more than doubled since Grist first wrote about it six months ago. It’s expected to double ...

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grist.org 16 May '18, 5pm

For millennia, humans have harnessed rivers, built dams, and dug wells to quench our growing civilization. Now, for the fi...

Emissions of Ozone-Destroying Chemical Mysterio...

ecowatch.com 17 May '18, 1pm

The 2015 Antarctic ozone hole area. NOAA Emissions of Ozone-Destroying Chemical Mysteriously Rising A new study from the N...

Levels of ozone-destroying CFCs are mysteriousl...

inhabitat.com 17 May '18, 3pm

Globally banned by the Montreal protocol in 1987 for their ozone-destroying properties, chlorofluorocarbon (CFC) chemicals...

Climate change, my microbiome, and me

Climate change, my microbiome, and me

grist.org 15 May '18, 6pm

Those of us who believe in climate change (and maybe some who don’t) jokingly blame all kinds of things on it, from flat t...

Look! A federal agency is pushing for urgent climate action.

Look! A federal agency is pushing for urgent cl...

grist.org 10 May '18, 8pm

It’s well-understood at this point that the Trump Administration is no friend to science-based governance . But there’s on...

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grist.org 11 May '18, 4pm

Anderson Jibas, the mayor of Bikini Atoll, has for years wanted to assert his nation’s financial independence from the Uni...

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grist.org 15 May '18, 7pm

It’s hard to look away from the scandals engulfing EPA chief Scott Pruitt. The guy dined with a cardinal accused of sexual...

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grist.org 10 May '18, 11am

Some of our favorite travel destinations are in a bind. Small island nations, like Saint Lucia and Barbados in the Caribbe...

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grist.org 14 May '18, 11pm

EPA Administrator Scott Pruitt announced the new “Office of Continuous Improvement” on Monday. The purpose of the office, ...

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grist.org 09 May '18, 8pm

Light-emitting diode bulbs (LEDs) can last up to 25 times longer than traditional incandescents, use 85 percent less energ...

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grist.org 09 May '18, 9pm

If the last year and a half has been rough for you, just imagine you’re Gina McCarthy, former EPA administrator under Obam...

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grist.org 08 May '18, 11am

The time you waste sitting in traffic is annoying, but the air pollution it causes is even worse! To have a mobile, health...

European #Renewables Are Up But So Are Carbon #...

greentechmedia.com 14 May '18, 9pm

European Union carbon emissions grew 1.8 percent in 2017 despite a 25 percent increase in wind power and 6 percent growth ...