棕榈油的阴暗面
Telling the truth about palm oil is a problem, because it risks attracting the wrath of a crowd...
为了更好地帮助地球，请食用有机食品
The choice between a cheaper conventional product and an organic one can have an impact on both the...
What is the climatic impact of aircraft?
What is the climatic impact of aircraft trails? High-flying aircraft sometimes leave white streaks in the sky. This...
The rise in the earth’s temperature
Are temperatures rising in all regions of the world?No, not quite. It depends in part on the time...
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