Veille Environnementale
Jurassic drop in ocean oxygen lasted a million years
Dramatic drops in oceanic oxygen, which cause mass extinctions of sea life, come to a natural end -- but it takes about a million years.
sciencedaily.com
Dramatic drops in oceanic oxygen, which cause mass extinctions of sea life, come to a natural end -- but it takes about a million years.
Siège Social
Bureau Canada
