In 1989, Shell published an internal report analyzing two possible futures, one in which fossil fuels were brought under control and one in which they weren't. In the former, which they called the "sustainable world" scenario, greenhouse gas emissions began declining rapidly around the year 2000 and global warming was kept in check. In the other, where fossil fuel production continued apace, Shell researchers predicted a world of climate chaos—one with massive increases in "violent weather," particularly "more storms" and "more deluges." These disasters, Shell concluded, would create crises of such severity that "[c]ivilization could prove a fragile thing."....... If...