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...
The world of astronomy is a major polluter
It’s about time that space missions set up “greener” missions? Observing the stars emits a significant amount of...
The nuclear engine to travel in space
One of the major drawbacks of space travel is the time needed to connect the Earth to another...
How to understand a food label
A few decades ago, shopping was dangerous. There were many scandals and the most important ones concerned flour...
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