Energy

Some recent studies show that the winds are slowing in the U.S., but others say it is speeding up. Regardless, variable winds could have a great impact on the wind power industry.

The Infrastructurist dissects the poor judgement behind GE's recent ads for supposed clean coal technology that feature scantily clad models posed as coal miners (offending video included).

Stockholm's congestion charge is not only reducing traffic and greenhouse gas emissions, it's also increasing sales of alternative fuel vehicles.

Different cities have different levels of greenhouse gas emissions. A new study looks at how they are different and why.

A new report in the journal Nature suggests that there are seven thresholds for determining planetary health -- and we're already past three of them.

Another column by New York Times columnist, Thomas Friedman on the need to raise the gas tax - in this one, he compares the U.S. to Europe and concludes that the former are 'wimps' for not having the courage to raise gas or carbon taxes.

This series of infographics and posts from Good looks at innovations within a variety of world cities that improve city organization and operation -- from traffic to energy production to water conservation.

Under a new service program called NYC Cool Roofs, volunteers are painting New York's rooftops white to try to lower urban temperatures and save energy.

A new study has shown that the environmental benefits of green roofs are even greater than previously thought.

The New York Times takes a look at Greensburg, Kansas, the tornado-ravaged town that rebuilt itself to high environmental standards.

Michael Klare believes that our transition from petroleum to sustainable energy sources will not be easy, smooth or peaceful.

A new report by Environment America suggests that increased ridership in 2008 reduced global warming gases significantly, and increasing ridership by 10% more could save the equivalent of all the oil we import from the Persian Gulf.

A veteran gas producer claims that the U.S. may be 'drowning in natural gas'. Interestingly, the gas has always been there - it's technology advancements that make the Marcellus shale deposits from N.Y. to W.V. and accessible.

This report from NPR looks at Houston's growth pattern, and the evolution of a city that at once provides a high quality of life but also creates a big environmental impact.

Witold Rybczynski bemoans the green movement's emphasis on sustainability measure that treat environmental action as a process of accessorizing rather than changing lifestyles.

This piece from the Guardian looks at a handful of projects and ideas that are emphasizing the importance of sustainable metropolitan areas in an age of diminishing resources and environmental devastation.

The islands of Hawaii are proving to be a laboratory for renewable energy projects, playing host to a variety of pilot projects that could end up paving the way for the rest of the country's transition to an energy menu with more renewable options.

Achieving sustainability can take one of two paths, according to Richard Carson: centralized or decentralized policy. Choosing one will be crucial.

A review of GREEN METROPOLIS: Why Living Smaller, Living Closer, and Driving Less Are the Keys to Sustainability by David Owen, expanding on his groundbreaking essay in the New Yorker in 2004 on why New York is the greenest city around.