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New data from the Maryland Department of the Environment show a remarkable drop in sulfur dioxide and nitrogen oxide emissions from Maryland’s power plants, thanks to the state’s Healthy Air Act that passed in 2006....

On a per-commuter basis, congestion levels are lower than they were five years ago, or even a decade ago.

The climate is like the Apollo 13 spaceship – dangerously out of control and one false move from catastrophe. We don’t have the perfect tools to fix it, and we can only hope that the...

The "dead zones" in waterways such as the Gulf of Mexico and Chesapeake Bay, coupled with the myriad water quality problems faced in areas with heavy agribusiness activity, pose an environmental crisis that is similar...

There seems to have been a sea change in EPA’s attitude toward environmental information: one that now prioritizes getting data out to the public as quickly as possible and providing multiple tools to help users...

If Breakthrough and its colleagues can use their agreement on energy R&D to help build a sensible "third way" consensus on climate and energy policy, more power to them. But I suspect that what's really...

On October 11, Constellation Energy stumbled over the massively high cost of building a new nuclear reactor. After the federal government refused to give the company a loan guarantee for free, Constellation decided that it...

It is not surprising that the availability of real-time data for bus service -- which the MBTA has been gradually rolling out now for some time -- has coincided with record bus ridership. MBTA bus...

At its core, the debate is about whether we as a society care to lift a finger to protect our kids (and their kids) from the disruption that global warming will bring – including the...

With more local and state governments finding themselves in budget trouble, look for more of these sketchy asset privatization deals in which governments sell off not just the family jewels but also the everyday silver,...

"We're looking at a crisis of cataclysmic proportions," said Charles Hartsell, an environmental scientist at Tufts University. "In a matter of days, this oil may be refined into a lighter substance that, when burned as...

It is critical that our nation’s future transportation investment decisions not be driven by “unfrozen” policies from a very different time, nor inaccurate notions about the degree to which highways do or should “pay for...

Congressional action is a likely prerequisite to solving global warming, but there is plenty that can be done in the meantime to cut emissions and to make future federal action easier to achieve and more...

Late last week we learned that the U.S. Senate will not be considering comprehensive climate legislation before the November elections. Over the weekend, those of us in the Mid-Atlantic learned more about what extreme hot...

The thing about environmental disasters is that they have a way of making their impacts felt in insidious, unpredictable ways – often far into the future.

Instead of providing a lengthy take-down of Lind's flights of illogic, ignorance of basic facts, and smarmy pseudo-contrarian tone, I simply direct you to have a look at the comments section for the article. You'll...

High-speed rail is no panacea, but it is a powerful tool that has been used to positive effect elsewhere in the world.

America will get off oil one way or another. We will either do it the “easy” way – by making gradual changes in behavior and policy that lead to the development of technological and lifestyle...

Can we do without deep offshore drilling? That’s the question that Brooks never poses. But it’s the one that Americans should be asking.

Can we build suburbs that deliver the kinds of livability benefits Secretary LaHood is talking about? Absolutely. And transportation policy is a critical component in making them possible.

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