As people around the world mark the 40th anniversary of Earth Day, Africans that live near Lake Chad are battling rainfall shortage and receding lake waters that are threatening their very existence.

 
  • 正当世界各地的人们纪念第40个地球日,乍得湖附近的非洲人正在和降雨不足和湖水减退而抗争,干旱威胁着他们的生存。
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