- 问题详情:Two-thirdsoftheworld’smajorrivershavenowbeendisrupted(中断)withmorethan50,000damsinanattempttostolewaterandprovidepower.IntheUS,therearemorethan85,000dams,disruptinglargeandsmallrives,andinmostcasestransformingnaturalflow.Themostfamousofthese,the...
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