African leaders have convened to discuss the planting of a proposed "green wall" intended to halt the advance of the Sahara desert through a process known as desertification.
非洲领导人开会讨论了拟议中的“绿色长城”计划。该计划旨在遏制撒哈拉沙漠沙漠化进程。
African leaders have convened to discuss the planting of a proposed "green wall" intended to halt the advance of the Sahara desert through a process known as desertification.
非洲领导人开会讨论了拟议中的“绿色长城”计划。该计划旨在遏制撒哈拉沙漠沙漠化进程。
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