Those and other wealthy nations are investing in windmill - powered plants that turn seawater to drinking water , in flood barriers and floatable homes , and in grains and soybeans genetically altered to flourish even in a drought 这些国家与其他富国正投资建设由风力发电设备驱动的将海水淡化为饮用水的工厂，同时还在投资建设防洪堤、水上漂浮住宅、以及能在干旱条件下生长的转基因谷物与大豆。
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