“Nine billion people. One planet.” The tagline for New York Times journalist Andy Revkin’s Dot Earth blog affords a sobering reality check. The world’s human population is projected to reach nine billion by the year 2050, producing an unprecedented degree of strain on the planet’s natural resources. It would seem to paint a bleak picture for the future. And yet, Andy Revkin remains optimistic. While … Continue reading Revkin “Dot Earth” blog informs and inspires