December 8, 2015

SolarCity CEO: "People Still Think Clean Energy Is Expensive. It's Not"

Think Progress recently interviewed SolarCity's Lyndon Rive, co-founder of the largest U.S. rooftop solar company, on the future of climate change and clean energy.

"If people want to take action, the single easiest thing for them to do is to use clean energy," he said. "A lot of people still think clean energy is expensive. It's not. It costs you less than dirty energy. So stop using dirty energy."

How to Decide on the Greenest Cities

Which cities are greenest? Depends on who is deciding.

"It's awfully hard to find one metric to declare who's the winner," said Clinton Andrews, a professor of urban planning and policy development at Rutgers University.

December 7, 2015

This Partnership Aims to Install 10 Billion LED Bulbs

Various governments and companies recently pledged to install a combined 10 billion efficient light-emitting diode (LED) bulbs in the next few years in an effort to curb greenhouse gas emissions caused by lighting. Specifically, India plans to sell 800 million LED bulbs by 2019, China aims to sell 5 billion bulbs by 2018 and Ikea intends to sell 500 million bulbs by 2020.

December 4, 2015

Electric Cars Struggle in the Cold

The batteries used by green cars are far less efficient during cold temperatures, according to tests by the American Automobile Association. For example, during 75 degrees Fahrenheit an electric car ran for 105 miles; however, when temperatures dropped to 20 degrees Fahrenheit, the car only went 43 miles

December 3, 2015

Google Ramps Up Renewable Power Commitments

Google announced a series of new clean energy investments this week that will bring the amount of renewable energy the tech company has agreed to purchase from 1.2 gigawatts to 2 gigawatts.

"We're really trying to lead this transition to a cleaner energy economy," Michael Terrell, principal for energy and infrastructure at Google, said. "It's transforming anyone who touches the energy space. It's not just about data centers or tech companies."

December 2, 2015

December 1, 2015

India, France Launch a New Solar Alliance

On day one of the Paris climate summit, Indian Prime Minister Narendra Modi and French president Francois Hollande jointly launched the International Solar Alliance. Spearheaded by India, the Alliance aims to drive down solar energy costs, bring new solar technologies to market and foster increasing collaboration among countries on the solar issue.

EPA Announces New Renewable Fuel Target

The Environmental Protection Agency announced on Monday the updated U.S. renewable fuels target, which orders refiners to blend 18.11 billion gallons of renewable fuels in 2016—an increase from the agency's proposal in May, but far below the target previously set by Congress.

November 30, 2015

Bill Gates to Launch Clean Energy Fund

As the climate treaty talks kick off in Paris on Monday, Bill Gates, co-founder of Microsoft, is expected to announce the creation of a new multibillion-dollar fund devoted to supporting clean energy research and development.

November 25, 2015

Better Batteries Could Help Solve the Climate Crisis

Batteries are one of the critical technological solutions expected to help the world transition to a low-carbon economy.

"If you are serious about eliminating combustion of fossil fuels to power anything - a house, a city, a state - you can't do it without (energy) storage," which usually means batteries, said Jay Whitacre from Carnegie Mellon University.

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