粮食与环境是人类生存的主题。
人口问题与资源、环境、粮食等问题将是21世纪人类社会面临的主要问题。
The population problem and the problems of resources, environment, and grain will be the the chief problems man is to confront in the 21 century.
好像全球的经济与环境危机还不够多似的，过去几年来，还有另一个令人担忧的问题逐渐成形，那就是粮食危机。
As if global financial and environmental crisis were not enough, another alarming problem has been developing in the past few years: the food crisis.
好像全球的经济与环境危机还不够多似的，过去几年来，还有另一个令人担忧的问题逐渐成形，那就是粮食危机。
As if global financial and environmental crisis were not enough, another alarming problem has been developing in the past few years: the food crisis.
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