The original version of this article, by Gwen Hopkins, appeared on the Aspen Ideas Festival blog. The pictures flash quickly: lush sea vegetation replaced by empty grey-blue seabed as carbon bubbles out of undersea vents. Reservoirs depleted too quickly, never to refill. Forests and mountains leveled for coal, deep sea oil rigs ablaze, the arctic … Continue reading Aspen Ideas Festival Takes on “The Population Challenge”