一份新报告警告称，人类对自然资源的需求量在不到50年内翻了一番，目前已超出地球供应能力的一半。
Human demands on natural resources have doubled in under 50 years and are now outstripping what the Earth can provide by more than half, a new report has warned.
风景名胜区是自然与文化的统一体，是满足人类对大自然精神文化与科教活动需求的地域空间综合体。
The scenic area is a union on nature and culture, and is a regional synthesis that satisfies human needs on natural spirit and science education activities.
人类对自然界的改变逐渐转变为对人类自身的改变，人类自我实现的需求较以往任何时期更为迫切。
The humanity have transformed gradually to the nature change into to human own change, the human self-realization demand formerly any time are more urgent.
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