U.S. High-Speed Rail: Time to Hop Aboard or Be Left Behind

U.S. High-Speed Rail: Time to Hop Aboard or Be Left Behind

In recent months, several conservative governors have rejected federal funds to begin constructing high-speed rail lines in their states. But a high-speed rail advocate argues that such ideologically driven actions are folly, as other U.S. states and countries around the world are moving swiftly to embrace a technology that is essential for competitive 21st-century economies.

Japan’s Once-Powerful Nuclear Industry is Under Siege

Japan’s Once-Powerful Nuclear Industry is Under Siege

The disaster at the Fukushima-Daiichi nuclear power plant has highlighted the importance of nuclear energy to Japan and the power long wielded by the nuclear sector. But that influence now is sure to wane, to the relief of opponents who have fought for years to check nuclear’s rapid growth.

Green Energy’s Big Challenge: The Daunting Task of Scaling Up

Green Energy’s Big Challenge: The Daunting Task of Scaling Up

To shift the global economy from fossil fuels to renewable energy will require the construction of wind, solar, nuclear, and other installations on a vast scale, significantly altering the face of the planet. Can these new forms of energy approach the scale needed to meet the world’s energy demands?

How Marketplace Economics Can Help Build a Greener World

How Marketplace Economics Can Help Build a Greener World

green marketplace economicsConsumers now have little information about the true ecological impacts of what they buy. But that may be about to change, as new technologies that track supply chains are emerging and companies as diverse as Unilever and Google look to make their products more sustainable.

Natural Gas as Panacea: Dubious Path to a Green Future

Natural Gas as Panacea: Dubious Path to a Green Future

Many energy experts contend natural gas is the ideal fuel as the world makes the transition to renewable energy. But since much of that gas will come from underground shale, potentially at high environmental cost, it would be far better to skip the natural gas phase and move straight to massive deployment of solar and wind power.

The Nuclear Power Resurgence: How Safe Are the New Reactors?

The Nuclear Power Resurgence: How Safe Are the New Reactors?

As utilities seek to build new nuclear power plants in the U.S. and around the world, the latest generation of reactors feature improvements over older technologies. But even as attention focuses on nuclear as an alternative to fossil fuels, questions remain about whether the newer reactors are sufficiently foolproof to be adopted on a large scale.

CO2 Capture and Storage Gains a Growing Foothold

CO2 Capture and Storage Gains a Growing Foothold

The drive to extract and store CO2 from coal-fired power plants is gaining momentum, with the Obama administration backing the technology and the world’s first capture and sequestration project now operating in the U.S. Two questions loom: Will carbon capture and storage be affordable? And will it be safe? by David Biello, Editor of Scientific […]

Copenhagen: The Gap Between Climate Rhetoric and Reality

As the UN conference moves through its second and decisive week, the calls for strong global action to deal with climate change do not appear to be penetrating inside Copenhagen’s Bella Center.

What Makes Europe Greener than the U.S.?

The average American produces three times the amount of CO2 emissions as a person in France. A U.S. journalist now living in Europe explains how she learned to love her clothesline and sweating in summer.