In 200,000 years of existence, man has upset the balance on which the Earth had lived for 4 billion years. Global warming, resource depletion, species extinction: man has endangered his own home. But it is too late to be pessimistic: humanity has barely ten years left to reverse the trend, become aware of its excessive exploitation of the Earth's riches, and change its consumption pattern.
If the current server doesn't work, please try other servers below.