Politicians, environmentalists and industry clash over the leasing of public lands for natural gas drilling on Colorado's rugged Roan Plateau
Myriad special interests combined with state budget woes mire two environmentally friendly ballot initiatives
From drilling for oil to climate change, the answers may surprise you
Massive developments proposed for the U.S., China and Abu Dhabi aim to reduce or even eliminate the environmental cost of city living
The world's most outspoken climatologist argues that today's carbon dioxide levels are already dangerously too high. What can we do if he is right?
Constructing buildings to the LEED standard can conserve energy and materials-or be exploited for promotional gain
Scientific American editor Mark Fischetti talks about Earth 3.0, a new SciAm publication concerning energy, sustainability and the environment. And ScientificAmerican.com writer Larry Greenemeier discusses the interface between nanotech and biology...
Cultivating crops in downtown skyscrapers might save bushels of energy and provide city dwellers with distinctively fresh food
Twelve easy steps to take to make your life a little greener
To improve policies on crop use, invest in better science
We put the hydrogen-powered Chevy Equinox and Honda Clarity to the test
Climatic conundrum may help the Los Angeles Basin and California's wine country dodge a bullet as the world warms
McCain or Obama can end shameful U.S. foot-dragging and rally the world against climate change
"Voluntourism" ramps the ecological impulse up a notch, providing ways for vacationers to help save the world's sustainable resources
SciAm takes a look at new products, from environmentally friendly suede jackets to biodegradable toilet paper
Water is needed to generate energy. Energy is needed to deliver water. Both resources are limiting the other—and both may be running short. Is there a way out?
Preserving biodiversity in rich habitats is good. But global warming and other new threats may call for a new strategy
Former CIA director, R. James Woolsey, says America's oil dependence is a grave threat