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#EnergyChat: Will the Keystone XL Pipeline Increase Carbon Emissions? [VIDEO]

Last Friday, the U.S. State Department released its final environmental impact statement for the Keystone XL pipeline, thrusting the controversial project back into the news and reigniting a long-simmering debate. The final EIS gave ammunition...

Posted February 8, 2014    

Can Radiator Labs's Cozy Bring Steam Heat into the 21st Century?

After Google’s $3.2 billion acquisition of Nest Labs, thermostats are suddenly sexy and all eyes are on the fast-growing home energy management market.Yet as a tenant of a pre-war New England apartment building, I’ve watched with envy as...

Posted February 6, 2014    

Will the Keystone XL Pipeline Significantly Increase Carbon Emissions? The Numbers Behind the KXL Debate [UPDATED]

Will the Keystone XL pipeline lead to a significant increase in global carbon emissions? That's the key question at the center of the debate over the controversial tar sands pipeline. The State Department released an updated final environmental...

Posted February 3, 2014    

The Year in Energy: 10 Big Energy Stories of 2013

As 2013 comes to a close, it's time to look back at the big energy stories of the year. Here's my top 10 stories from 2013...1. Japan taps methane hydrates with explosive implications for the future of global energy supplies.The Japanese Ministry of...

Posted January 2, 2014    

Can the American Wind Energy Industry Survive Without the PTC?

Quick Summary The wind production tax credit (PTC) is likely to expire at year’s end, although a revision to the law will keep the pipeline of wind projects moving in 2014.Industry analysts project 6,000-10,000 MW of new wind capacity in 2014 as...

Posted December 18, 2013    

Wind Energy Projects Rush to Start Construction in Advance of Expiring Tax Credit (Again)

It’s December, and that means the wind power industry in the United States is in the middle of what has become an all-to-frequent holiday season tradition: the mad dash to get projects in the ground before the impending expiration of a federal...

Posted December 9, 2013    

Solar Energy Capacity Growth Rivals Wind as Manufacturer Outlook Strengthens

New solar photovoltaic (PV) capacity may rival or exceed the growth in wind energy for the first time in 2013, as growing demand and continuing industry consolidation begin to brighten prospects for solar manufacturers, industry analysts report....

Posted October 2, 2013    

Reinventing Batteries for Electric Vehicles: Interview with ARPA-E Deputy Director Cheryl Martin

Last week ARPA-E announced 22 recipients for $36 million in total awards under the agency’s new Robust Affordable Next Generation Energy Storage Systems, or RANGE, program.RANGE aims to reinvent the electric vehicle battery at the system level...

Posted August 30, 2013    

Electricity Utilities Must Evolve or Die: Are They Up to the Task?

It’s a tough time to be an electricity utility in Europe. A confluence of factors, including the rising use of renewable energy, falling wholesale market prices, and the growth of distributed generation and energy efficiency are eroding traditional...

Posted August 19, 2013    

Beware Energy Efficiency Overpromises

This essay was co-authored with Ted Nordhaus and Michael Shellenberger and originally appeared in EnsiaOver the past decade, energy efficiency has come to be seen as a fast, cheap and even profitable way to reduce greenhouse gas emissions....

Posted August 5, 2013    

Rethinking the Role of Carbon Prices in Climate Change Policy

Why Carbon Revenues Might Be More Important Than Carbon PricesI recently had an interesting conversation on Twitter and via email that got to the heart of why I hold what many consider an unorthodox view on the role of a carbon price in climate...

Posted July 29, 2013    

Energy Facts: Map of U.S. Electricity Consumption in 1921

I recently came across a fascinating blast from the past: a wonderful cartogram illustrating the relative level of electricity consumption in each U.S. state circa 1921. The size of each state in the graphic represents the amount of...

Posted July 26, 2013