CNN: James Lovelock refers to himself as a "planetary doctor." "Humans always think of these things in grand terms." Lovelock is philosophical about the climate crisis. As someone who has studied his patient for over 40 years, the 88-year-old scientist and originator of Gaia theory, has reached a bleak prognosis: the world as we know it is ceasing to exist. The impact of humanity has set in train processes that, according to Lovelock, are …