Northern extremes. Camouflage is a key survival strategy for many animals. But what do you do if your habitat changes dramatically with the seasons? From high mountain habitats to the Arctic north, animals have developed a seasonal wardrobe to stay under cover — and stay alive.
Millions of Brazilian free-tailed bats spend summers in the Bracken Cave near San Antonio, Texas. A study finds they're arriving earlier and staying longer as the planet warms. Credit: Ann Froschauer/USFWS
‘The only way CCS on coal will ever be built at scale is with a carbon price so high it’d kill the rest of the coal sector.’ Photograph: David Crosling/AAP
Global sea level rise is accelerating incrementally over time rather than increasing at a steady rate, as previously thought, according to a new study based on 25 years of NASA and European satellite data. Credit: NASA's Goddard Space Flight Center/Kathryn Mersmann
The aftermath of cyclone Gita is seen in Nuku'alofa, Tonga, February 13, 2018 in this picture obtained from social media. Facebook Noazky Langi/via REUTERS
The new research suggests he world’s oceans will be on average at least 60cm higher by the end of the century. Photograph: Jonnie Hughes/BBC/Silverback Films/Jonnie Hughes
Thinking about Ultimate Reality is no substitute for tasting Ultimate Reality, and talking about Ultimate Reality is no substitute for giving people ways of experiencing Ultimate Reality.
Millions of Brazilian free-tailed bats spend summers in the Bracken Cave near San Antonio, Texas. A study finds they're arriving earlier and staying longer as the planet warms. Credit: Ann Froschauer/USFWS
‘The only way CCS on coal will ever be built at scale is with a carbon price so high it’d kill the rest of the coal sector.’ Photograph: David Crosling/AAP
Global sea level rise is accelerating incrementally over time rather than increasing at a steady rate, as previously thought, according to a new study based on 25 years of NASA and European satellite data. Credit: NASA's Goddard Space Flight Center/Kathryn Mersmann
A glacier calves icebergs into a fjord off an ice sheet in southeastern Greenland on Aug. 3. (David Goldman/AP)
The aftermath of cyclone Gita is seen in Nuku'alofa, Tonga, February 13, 2018 in this picture obtained from social media. Facebook Noazky Langi/via REUTERS
Smoke rises from the coal power plant in Jaenschwalde, Germany February 3, 2018. REUTERS/Hannibal Hanschke
Emily Johnston, Annette Klapstein, Leonard Higgins, Michael Foster and Ken Ward near Seattle in January. Credit Katy Grannan for The New York Times
The new research suggests he world’s oceans will be on average at least 60cm higher by the end of the century. Photograph: Jonnie Hughes/BBC/Silverback Films/Jonnie Hughes
Water treatment plants can’t afford not to think about electricity too. CSIRO/Wikimedia Commons,