EditorialAn ice cave in the Scott Turner Glacier in Spitsbergen, Norway, on April 21, 2022. The ice cave is shrinking as the glacier melts. This one could collapse by next season. (Erin Schaff/The New York Times)
EditorialNico Mookhoek, a guide with Green Dog Svalbard, inside an ice cave in the Scott Turner Glacier in Spitsbergen, Norway, on April 21, 2022. He took a new route to the glacier this year because of exposed rocks and boulders on the old one. (Erin Schaff/The New York Times)
EditorialNico Mookhoek, a guide with Green Dog Svalbard, inside an ice cave in the Scott Turner Glacier in Spitsbergen, Norway, on April 21, 2022. He took a new route to the glacier this year because of exposed rocks and boulders on the old one. (Erin Schaff/The New York Times)