Wind turbines kill birds. That much is true. But the claim that wind farms operate as mass bird-killing machines collapses ...

Fifty years ago, a familiar conflict was playing out south of Silver City. State and federal regulators were trying to implement stricter controls on sulfur dioxide pollution from a Hurley smelter.

Bulldozer activity involving coal at an open-air facility at the Port of Baltimore is closely linked to air pollutants in the adjacent neighborhood of Curtis Bay, according to a community-driven study ...

Bulldozer activity involving coal at an open-air facility at the Port of Baltimore is closely linked to air pollutants in the adjacent neighborhood of Curtis Bay, according to a community-driven study ...