Plumose anemones and velvet swimmer crab, River Forth, Scotland, 2005. Credit: GK underwater/Alamy Stock Photo.
The world’s oceans could become “uninhabitable” for cold-water corals by the end of the century as a result of ocean acidification, research suggests...
A local resident walks past a yacht that was washed ashore after Cyclone Debbie hit the northern Queensland town of Airlie Beach in March 2017. Photograph: Reuters
Floods are set to rise in 85% of UK cities that have a river. (Darren Staples/Reuters)
Flooding is frequent in the mudflats north of Manila in the Philippines, where the city has expanded due to rising population. Sea level rise threatens many such low-lying areas around the world. Photograph by Geirge Steinmetz, National Geographic Creative
In this 2014 file photo, a road dead ends where rising waters have covered the land at the San Jacinto battlefield along the Houston ship channel in Houston, Texas. REUTERS/Rick Wilking
LAKE POOPÓ The dry, salt-crusted Bolivian lake bed unfurls into the distance. Boats are stranded; the fish and waterfowl are gone. Fishermen who depended on the lake are moving else - where. It’s a diaspora born of drought. PHOTOGRAPH BY MAURICIO LIMA 
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Rising sea levels increase the risk of storm surge flooding in coastal cities like Charleston, South Carolina, shown here after Hurricane Matthew. Credit: Brian Blanco/Getty Images
The Bering Sea is a volatile place, with powerful storms and changing sea ice. Here, a ship plows through the ice toward Nome, Alaska, in January 2012. Credit: U.S. Coast Guard/Getty Images