He spent his life with his head in the stars, observing galaxies to understand how the universe works. But at 85, astrophysicist Hubert Reeves is worried. Will man continue to damage this planet to the point of making it uninhabitable? He alerts us through a documentary La Terre vue du cœur, directed by Iolande Cadrin-Rossignol, which has just been released on French, Canadian, Belgian and Swiss screens. (Rebroadcast from 07/12/2018)
