Reconsidering the sustainability of hydropower

A new framework makes it more straightforward to evaluate projects against more than 20 social, environmental, technical and economic factors. Read More

Fossil-free islands: A blueprint for sustainable development?

From Hawaii's Molokai to Samso, Denmark, islands are becoming a hotbed for experimentation with renewable energy, waste reduction and water conservation. Read More

Hydrogen fuel finds a home in Hawaii

Hydrogen fuel cells are making a come back in the renewable energy field. And in Hawaii, we'll soon see hydrogen fuel cells in cars, fleets and microgrids. Read More

How the blockchain could fight grid cyber-threats

The electricity system is about to experience a several-orders-of-magnitude increase in the number of vulnerabilities to cyber-threats. Read More

PepsiCo, Walmart and setting a standard for sustainable fleets

A new BSR initiative brings together major fuel buyers to scope out the market for alternative fuels and heavy-duty electric vehicles. Read More

The growth of corporate clean energy in 6 charts

Recently, U.S. facilities have begun to offer large-scale renewable energy options to customers. Here, a closer look at the rapid scale-up. Read More

Electric city: Volvo unveils vision for clean cars, buses and more

Swedish vehicle manufacturer focuses on air quality as it unveils a host of new green bus, truck and construction machinery prototypes. Read More

Johnson Controls, Mahindra cash in on energy productivity

One year into EP100, 12 companies pledged to double their energy productivity and make their resources go a mile further. Read More

The business case for pollinator-friendly solar sites

Why not help local farms and lakes, streams and estuaries by accompanying solar installations with native flowering plants? Read More

The three phases of Tesla's clean energy revolution

A roadmap to convert the world to clean energy by the century's end, inspired by Tesla's growth from a niche business to a major renewable market player. Read More