Watch Yosemite Firefall Timelapse

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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
New efforts underway to protect dwindling monarch butterfly population
02:12
Rare syndrome shown to link tick bites and red meat intolerance
02:59

UP NEXT
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