Pollution

Road salt: Protecting China’s drivers, but at what cost?

Disposal of plastics

Arsenic and old lace

Helium balloons impose a toll on our air, land, and sea

Oil and water don’t mix

Legacy mercury

Plastics everywhere

Legacy phosphorus

Food webs determine the fate of mercury pollution in the Colorado River, Grand Canyon

Behind the smoke screen

Agriculture without weeds and bugs

Leaded soil