最近对古玛雅水资源管理的研究发现，一些城市的城市建筑被用来分流降雨径流到相互连接的水库的重力补给系统中。
Recent studies of ancient Maya water management have found that the urban architecture of some cities was used to divert rainfall runoff into gravity-fed systems of interconnected reservoirs.
21世纪大部分时间都是干旱条件的状况迫使水资源的管理者开始计划当该地区庞大的水坝和水库系统没有足够的水去储存时的打算。
Drought conditions during most of the 21st century have forced water managers to plan for a day when the region's vast system of DAMS and reservoirs no longer have enough water to store.
水库的管理是一个复杂系统。
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