Renewable Energy

News and analysis on the solar, wind and other renewable energy sectors.

Aspen Goes 100 Percent Renewable

Aspen, Colorado, just became the third U.S. city to meet all of its electricity needs with renewable energy.

Toyota Ups the Ante On Controversial Hydrogen Economy

The hydrogen economy could transition from dream to reality if Toyota's renewable hydrogen and fuel cell demonstration project in Japan proves successful.

Productive Energy Use: A Catalyzer for Rural Energy and Water Access

Pico-solar lighting and solar home systems have proved themselves as revolutionary entry-level energy access technologies for low-income rural communities. These technologies have kick-started…

Report: Curb Carbon Emissions or Grow Money Trees

Citibank's new report says investing in low-carbon energy now would save everyone $1.8 trillion. In contrast, if everyone sits on the couch, eats…

SunSaluter Provides Clean Water as it Tracks the Sun

At just 22 years old, Eden Full is running a nonprofit that provides clean water and energy to communities around the world.

Market Turmoil and the Death Throes of the Fossil Fuel Era

“All businesses, like humans, fight death. And fight [the fossil fuel industry] will, with all the considerable power they have," Paul Gilding, former…

Keystone XL Pipeline Sputters Out As U.S. Solar Generation Soars to Record High

As rumors fly about the impending Keystone XL permit denial, U.S. solar generation soars to new heights thanks partly to the support of…

Energy Storage is Coming Home

A recent GTM research report predicts behind-the-meter storage (residential, commercial, education, military or nonprofit) will account for 45 percent of the market by…

Economists Ask If Energy Efficiency Is A Good Investment

Too many customers view utility pricing (and its regulation) as skewed toward the utility. And too many customers have invested in energy efficiency…

‘Purpose-Driven Transformation’ and IBM’s Culture of Service

IBM’s 2014 Corporate Responsibility Report talks about how “purpose-driven transformation” embraces a culture of service that dates to the company’s founding more than…

How Germany Became a Solar Superpower

Germany continues to break records in solar power and renewable energy production overall. How are they doing this, and how does the U.S.…

SolarCity’s New GivePower Foundation Brings Light to Schools in Need

It's been going on quietly, behind the scenes, for five years now. SolarCity's board chairman, Elon Musk, said back in 2010 that the…

The Triumph of Solar in the Energy Race

Bad news is all around us from loss of species to global warming, social fragmentation, and growing inequality. The good news is that…

SolarCity’s Buffalo Boom Brightens Local Economy

The solar giant just completed the 1.2 million-square-foot shell for a manufacturing plant that near the Buffalo River. The $900 million factory is…

Biodegradable Batteries … For Real?

Biodegradable batteries are all-natural, nontoxic, and compatible with smartphones, laptops, wearable electronics and medical devices. But when will they find commercial success?