March 22 marks World Water Day, with a focus on glacier preservation. A new Nature study finds that between 2000 and 2023, glaciers have lost 273 billion tonnes of ice per year on average. A report by United Nations says one-third of the world's glaciers could disappear completely by 2050. (AI-assisted visuals included in this video.)
Copyright © 2020 CGTN. Beijing ICP prepared NO.16065310-3