Arctic ice is now a third thinner than in 1976
Global warming may have triggered the unprecedented melting of sea ice in the Arctic, which has left the remaining ice up to a third thinner than it was 20 years ago. Scientists stydying sonar
Global warming may have triggered the unprecedented melting of sea ice in the Arctic, which has left the remaining ice up to a third thinner than it was 20 years ago. Scientists stydying sonar