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    How one Cleveland fisherman is cleaning up Ohio’s rivers

    04:50
  • President Zelenskyy surveys damage from Nova Kakhovka dam explosion

    03:53
  • Multistate agreement to reduce water for Colorado River is 'stopgap solution at best'

    03:01
  • Watch: Climate activists pour black liquid into Rome’s Trevi Fountain

    01:21
  • Wildfires continue to burn across Canada

    01:24
  • Biden administration announces new standards on power plant emissions

    02:30
  • Masses of seaweed multiplying at record-breaking levels and heading for Florida’s beaches

    03:04
  • Is hydrogen the clean fuel of the future?

    02:55
  • Climate Change and Super Solutions

    22:29
  • California small cannabis farmers face threats from severe weather and big corporations 

    03:59
  • Looking at the future of sustainable workplaces

    04:03
  • Animal-based food makes double greenhouse gas emissions than plant-based, says study

    04:03
  • Young people say climate change impacts decision to have children

    02:50
  • Massive toxic fire triggers evacuation order in Indiana

    02:50
  • White House proposes equal cuts for states that depend on Colorado River

    03:31
  • Climate change is leading to more home runs, says new study

    04:04
  • ‘Birdgirl’ author on leading the flock of environmental activism

    04:04
  • Department of Justice sues Norfolk Southern over Ohio derailment

    01:31
  • Australian start up unveils ‘mammoth meatball’ made from mastodon genetics

    01:01
  • U.S. fighting to stop Canadian 'super pigs' from invading

    05:05

Photo shows lake of lava inside Hawaiian crater

00:16

A photograph released by the U.S. Geological Survey shows a lava lake inside a crater on the Kilauea volcano, 160 feet below the rim of the crater.