The deadlines loom before us: Will the USA choose reason or madness in 2008? Will UN peacekeepers halt the genocide in Darfur? Will the governments of the world achieve a meaningful accord on global warming by 2009, or stumble again as in Kyoto and Bali? Will the UN Millennium Development Goals be achieved by 2015? Will humanity rise to the challenges of overpopulation, water scarcity and other sustainability issues? In the 21st Century, we face an era of unprecedented risk convergence and global crisis. But the greatest threat to humankind, and to the planet itself, is not global warming,...