Gaia Theory Creator Issues Climate Change Warning August 5, 2019 / activist360 / Leave a comment The human race could be wiped out unless a way is found to fix climate change, a leading scientist has told Sky News.James Lovelock, who came up with the Gaia hypothesis, also said it’s not yet clear what will work. The sun is now so hot, he added, that it’s become extremely difficult for the Earth to regulate itself.