WATCH: Video shows Mount Etna erupting for 17th time since February

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Purple sea urchins are being turned into a delicacy to save kelp
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Earthquake in eastern Afghanistan kills more than 1,000 people
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Former energy executive charged in connection to environmental activist's murder
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How misleading labels are overwhelming recycling facilities
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Chris Martin talks introducing sustainability into Coldplay world tour
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Floods and landslides kill at least 91 people in Brazil
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How climate change is contributing to the sand shortage
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Watch: Divers complete dramatic whale rescue off Spanish coast
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Ukraine war must not derail curbs to climate change, John Kerry says
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New study finds pollution caused nearly nine million deaths worldwide in 2019
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Firefighters make progress on explosive Southern California fire
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Dozens of homes destroyed as enormous wildfire scorches Southern California
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CA attorney general investigates ExxonMobil for role in plastic pollution
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Climate change and drought forcing hard choices across California (Part 1)
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Climate change and drought forcing hard choices across California (Part 2)
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Climber scales Mount Everest for 26th time, breaking his own world record
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Glass Half Full recycles bottles into a force for good in New Orleans
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Massive landfill fire sparks during Indian heat wave, impacting air quality
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Interest grows for self-sustaining 'Earthship' homes made from recycled trash
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Cities look to beets to cut back on road salt use to protect environment
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UP NEXT
Purple sea urchins are being turned into a delicacy to save kelp
02:58
Earthquake in eastern Afghanistan kills more than 1,000 people
02:21
Former energy executive charged in connection to environmental activist's murder
03:12
How misleading labels are overwhelming recycling facilities
03:46
Chris Martin talks introducing sustainability into Coldplay world tour
04:56
Floods and landslides kill at least 91 people in Brazil
01:52