人们将饮用回收的雨水和海水。
通过混凝土桶和塑料桶的处理，生物沙子饮用水过滤系统可以净化95％到99％的细菌、病毒、蠕虫、雨水或者地表水污染颗粒。
Arranged in barrels of concrete or plastic, these biosand water filtration systems (BSFs) remove 95 to 99 percent of the bacteria, viruses, worms and particles contained in rain or surface water.
铺在甲板上的防水布来收集雨水。海水处理器将会把海水转变为饮用水。
Rainwater will be collected in tarps stretched over the deck, and a desalinator will turn sea water into drinking water.
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