Associate Press: Ecuador’s president is in London this week to promote a unique proposal: pay his country $3 billion not to drill for oil in a pristine Amazon reserve. Germany and Spain have expressed interest in President Rafael Correa’s idea, which environmentalists say could set a precedent in the fight against global warming by lowering the high cost to poor countries of going green. “This is the first time the government of a major oil-producing country has voluntarily offered to forego …