Hank Shaw, author of Hunt, Gather, Cook, snaps the end off a mushroom in a Washington, D.C.-area park. When broken, the inside turns blue, identifying it as an inedible species of bolete.
Foraging for fungi and other wild edibles has grown in popularity in the U.S. and abroad in recent years, fueled by guidebooks, Internet buzz and hype from chefs. As a result, some known mushroom hunting grounds are taking a beating.
December 2, 2013 A computer game wants you to help survey the world's cropland. The hope is that the map will be used by organizations around the globe that are working with farmers to manage their crops better and get more out of each harvest.
November 30, 2013 Renewable energy has become a $220 billion a year industry. But to significantly slow climate change, the power of wind, solar and other renewable sources must vastly expand. Some say the tech breakthroughs needed are on the horizon, though a top economist sees a tougher road ahead.
November 28, 2013 New York has a moratorium on hydraulic fracturing, or fracking, for natural gas, but the region is still benefiting from the drilling boom next door in Pennsylvania. A new pipeline is bringing gas into New York City, pushing down prices and improving the air quality as buildings convert from oil to gas furnaces.
November 26, 2013 KUNCVoters in three Colorado communities passed measures this month limiting the practice of hydraulic fracturing. A close vote in a fourth community means a recount next week. Companies say the measures are creating an uncertain business environment.
November 26, 2013 Bill Clinton went vegan as a radical attempt to reform his health. But Gore has been cutting back on meat since 2009, out of concern about the impacts of animal production on climate change.