Emma Foehringer Merchant

The former Oakland Army Base pier at left and the Port of Oakland at lower right in Oakland.

For West Oakland, an Old Army Base Could Mean New Pollution

Grassroots groups bemoan projects that may provide little economic benefit and exacerbate environmental inequity at the U.S.’s fifth-busiest port.

A rooftop is covered with solar panels at the Brooklyn Navy Yard in New York, with the Manhattan skyline in the distance.

Can U.S. Cities Sign on to the Paris Agreement Themselves?

According to the UN’s Patricia Espinosa, they may be able to sidestep the federal swerve—but the legality is still unclear.

The Rain Barrel Is Only the Beginning of the West's Water Wars

Colorado is about to let residents collect rainwater, but the debate is far from over.