Even if all the world's smokestacks and tailpipes were to suddenly stop spewing CO2, if all the trees everywhere were to be left standing, and if all the remaining coal, oil, and gas were to stay in the ground, the planet would still be feeling the effects of global warming a millennium from now.
On Monday, President Barack Obama directed the Environmental Protection Agency to reconsider a waiver request by California and 13 other states to set standards on auto emissions – including those of greenhouse gases – that are tougher than federal standards.
The president called for tougher fuel-efficiency standards Monday and may let states regulate vehicle emissions of greenhouse gases.
A new generation of ecoaware parents are rethinking diaper choices for their children. A few new products make it easier.
Scientists see a trend in longer dry spells and winter snowpacks melting earlier than in the past.
Shrinking glaciers mean longer hikes to water flocks
By grazing them in a way that mimics the pattern of wild herbivores, advocates say, rangeland improves.
Newer models may save fuel, but consider the carbon footprint involved in manufacturing them.
World carbon emissions will essentially have to come to a halt by midcentury to avoid severe disruption of the earth's climate system, warn the 47 authors of the Worldwatch Institute's book, 'State of the World 2009: Into a Warming World.'
Set in the distant future long after politicians have devised a "solution" to global warming, this animation first aired in 2002 as part of the Futurama episode, "Crimes of the Hot," and was subsequently used in Al Gore's movie, An Inconvenient Truth.
The Detroit Auto Show is in full swing, and it seems that every participant is promising a new hybrid, a gas-sipping microcar, or a fully electric vehicle.
Agencies can’t agree on a definition, which hobbles preservation efforts.
Hundreds of landfills and slurry ponds – like the one that failed in Tennessee – are dotted across the US, endangering communities and water supplies.