La couche dβozone, notre bouclier naturel contre les ultraviolets, va mieux. Pourtant, en Europe, les UV gagnent du terrain. Une apparente contradiction qui raconte une autre transformation de notre atmosphΓ¨re.
The global space industry is expanding rapidly, with thousands of new satellites expected to enter orbit in the coming years. These spacecraft will support a wide range of activities, including internet services, Earth observation, scientific research, and even space tourism. While this growth promises many benefits, scientists are becoming increasingly concerned about its environmental impact. [β¦]