A herd of buffaloes wander parched land amidst a drought, a farmer and his cows wade knee-deep through floodwater, and people walk across a bridge over a multicolored river of trash. All three scenes ...

Editor’s Note: Call to Earth is a CNN editorial series committed to reporting on the environmental challenges facing our planet, together with the solutions. Rolex’s Perpetual Planet Initiative has ...

A motorcyclist in Los Angeles prepares to turn while driving along a street engulfed in a thick haze combined by fog and smog in 1958.Bettmann / Getty For much of its history, the city of stars could ...

NASA has released the first data maps from a new instrument monitoring air pollution from space. The visualizations show high levels of major pollutants like nitrogen dioxide — a reactive chemical ...

Before environmental regulation, New York City struggled with severe pollution. The city's coastlines were often the sites of illegal dumping. Pollution regulations began after the Environmental ...

Cities across the East Coast were blanketed with hazy and smoky conditions this week from fires burning across Canadian territory. The Air Quality Index (AQI) in New York City, Philadelphia and ...

Before President Nixon created the EPA in 1970, water and air pollution weren't federally regulated. Photos of cities including Baltimore, Denver, and New York show hazy skies and polluted waterways.

Inver Grove Heights, Minnesota, Pine Bend sanitary landfill, the largest open landfill in Minnesota. (Photo by: Michael Siluk/UCG/Universal Images Group via Getty Images) June 5th marks World ...