A number of new solar and wind projects are needed in Oahu to replace the last coal-fired plant, which is scheduled to close in 2022.

As chief executive officer of the Hawaii State Energy Office, Scott Glenn will play an important role in achieving the state’s renewable energy goals.

Far more residents now have air conditioning to deal with a warming climate. But their increased electrical use makes the problem worse.

The movement on Mauna Kea is motivating others to assert collective power over land-use decisions, even at the last minute.

Hawaii’s rural drivers, already burdened with higher costs to drive, think a mileage tax would hit them the hardest. Actually, they’d benefit.

Bills moving through the Hawaii Legislature call for the state to adopt California’s appliance efficiency standards. It’s a no-brainer, folks.

They’re asking the Public Utilities Commission not to green-light more projects until environmental concerns are addressed.

Some residents and environmental groups continue fighting the conversion of an old coal-powered plant into a wood-burning facility.

But experts say there is a silver lining: higher fuel prices will make renewable energy sources in Hawaii even more competitive.

Tips, programs and incentives to help residents and businesses make smart energy choices.

A facility that plans to burn 30 truckloads of eucalyptus logs daily requires massive amounts of water for cooling.

In a “conservation conundrum,” projects to produce more clean energy are a threat to Hawaii’s only native land mammal.