NYC looks to the renewable energy potential of sewage treatment.

As many as 1.5 million new jobs could be created by looming EPA regs, says report.

Canadian project converts waste to clean energy.

Financing models make going solar affordable.

Surface treatment technology combats emissions.

Sustainable energy transforms lives in rural Kenya.

The Department of Energy unveils its new home energy ratings tool.

Designer/builder Anthony Brenner's hempcrete home takes green building to the next level.

1366 Technologies raises $20 million to fund a cheaper path to solar power.