"Industry is pursuing various technologies to help solve the global plastic waste problem, but environmentalists say new recycling techniques only make environmental problems worse."

"The Energy Department office that helped Tesla — and made a bad bet on Solyndra — is hustling to get loans out as the GOP vows scrutiny."

"Flat, sunny acres of land are prime real estate for solar energy developers who hold a key role in helping the US meet its climate goals. But developers are often eyeing fields of wheat, corn, and hay; ranches roamed by cattle and sheep; and plots bursting with berries and lettuce. If built there, solar panels can level farms that feed the country."

"Many companies and investors are eager to recycle batteries, but it could take a decade or more before enough used lithium-ion batteries become available."

"On a mountainside high above Peru’s capital, Javier Obispo pauses from the backbreaking work of renovating an amuna. The abandoned irrigation dike distributed water before Europeans came to South America."

"Energy Secretary Jennifer Granholm was set to announce a “major scientific breakthrough” Tuesday in the decades-long quest to harness fusion, the energy that powers the sun and stars."