Pollution

Climate

Rivers may gush under sullied skies

By dimming sunlight and curbing evaporation, air pollution can increase the amount of water flowing through rivers, new simulations suggest.

Environment

Crops take up drugs from recycled water

Plants irrigated with recycled wastewater can soak up tiny amounts of pharmaceutical compounds but what this means for human health is unclear.

Life

Feedback

Readers discuss Dulles' microscapes exhibit, baby birthweights and what should be done about the triclosan problem.

Environment

Carbon capture and storage finally approaching debut

Carbon capture and storage offers a way to rein in global carbon emissions.