This is the crucial issue if water is to be used sustainably by farmers, the biggest consumers in the thirstiest activity in the most populous parts of the world.
水是否将由农民持续使用，这是一个关键问题，在世界人口最稠密的地方最渴活动里的最大的消费者。
This is the crucial issue if water is to be used sustainably by farmers, the biggest consumers in the thirstiest activity in the most populous parts of the world.
水是否将由农民持续使用，这是一个关键问题，在世界人口最稠密的地方最渴活动里的最大的消费者。
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