HOW TO SAVE THE WORLD FOR JUST A TRILLION DOLLARS: The Ten Biggest Problems We Can Actually Fix

Speaking with experts about 10 incredibly ambitious projects that--if realized--would secure profound, enduring benefits: trying to end global poverty, reverse climate change, extend our lifespans, refreeze the Arctic, save all endangered species, and more. Dives into strategies and costs to see: How far would $1 trillion really go? Illus.