Kristian Beadle steps off a rickety bus in southern Mexico and finds a traditional coffee-growing culture that suits modern sustainability efforts admirably.
As the gross domestic product shows us, a single number that represents the health of a complex and dynamic system can have amazing and perhaps unexpected power.
As the U.S. Congress prepares to weigh a new round of massive budget cuts mandated by this summer's deal on the deficit, some odd bedfellows offer a suite of suggestions for saving green by being green.
The U.S. announced a new plan for electronics stewardship, with the goal of less waste, voluntary cooperation by industry and less hazardous materials in landfills both here and in developing countries.
Several recent studies link fireworks to potential health or environmental problems, particularly when they're used in sports arenas or over bodies of water.