Blogs Section
Thoughts on everything from climate modeling to energy policy.

What Is America’s Most Fuel-Efficient Airline?

What Is America’s Most Fuel-Efficient Airline?

Group ranks major airlines based on fuel efficiency, but there are many unknowns about how airlines burn fuel. … Read More

You Asked, We Answered: Response to 2013 Cars Report

You Asked, We Answered: Response to 2013 Cars Report

In the month since we released our report, A Roadmap to Climate Friendly Cars: 2013 we have received many good questions and insightful comments from readers. Thank you to everyone who has taken time to give us feedback on our report. We especially appreciate those who recognized the inherent challenges involved in carrying out and presenting l… Read More

Wind Power Has its Limits, But It’s Not the Sky

Wind Power Has its Limits, But It’s Not the Sky

Scientists have been thinking hard about the limits of wind power — and their thoughts have turned into a paper just published in Nature Climate Change. In principle, they argue, the very existence of wind turbines could slow the planet’s winds to the point where they couldn’t generate any more energy. In practice, fortunately, that… Read More

U.S. Falls Short in Global Energy Efficiency Rankings

U.S. Falls Short in Global Energy Efficiency Rankings

The nonprofit American Council for an Energy Efficient Economy (ACEEE) released a report this week ranking the top 12 global economies in terms of their energy efficiency. The U.S. was 9th, trailing not only the United Kingdom, which ranked 1st, but also behind the European Union and China.… Read More

Image of the Day: Greening Roofs With White Paint

Image of the Day: Greening Roofs With White Paint

The grassroots organization White Roof Project paints an urban roof white. The organization is trying to motivate people all over the country to adopt a building and paint its roof white. Most urban rooftops in the U.S. are black and this causes the buildings to take in exceptional amounts of heat, making cooling them very energy intensive … Read More

Survey Says? Affordable Energy Top of Mind in U.S.

Survey Says? Affordable Energy Top of Mind in U.S.

Recent polls suggest that Americans want to save money on energy and that New Yorkers are anti-drilling.… Read More

Tree-Hugging, Organic-Buying Spoof Hits Sunny Spot

Tree-Hugging, Organic-Buying Spoof Hits Sunny Spot

We're suckers for humor. And Heaven knows, there's very little about climate change that is funny. But if you're trying to make a case for people to take advantage of solar power, a little humor might just go a long way. That's what a company called SunRun is hoping for in unveiling a hilarious new ad campaign. The message behind it is that solar … Read More

Image of the Day: Mexico Passes Climate Change Law

Image of the Day: Mexico Passes Climate Change Law

As Mexico’s Popocatepetl volcano is spewing ash and greenhouse gases into the air, the legislature passed a law that will reduce carbon emissions by 30 percent below usual levels by 2020, and 50 percent below 2000 levels by 2050, according to Nature. … Read More