Earth is « a priori » the unique planet in our solar system to harbour life. It was able to appear and grow thanks to favorable temperature conditions. Infrared radiations emitted by the Sun, are partly responsible. Invisible and yet so important … Gaëtan is going to explain you everything !
Uploaded: 2016-05-17, 08:42
Comment le changement climatique va t-il modifier les saisons ?
Uploaded: 2016-04-12, 09:23