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Pollution

Mountains and forested slopes surround cloudy blue water of a reservoir

People who eat fish from glacial meltwater may be at risk from persistent organic pollutants produced in the 20th century.

Nala Rogers, Staff Writer

Morning light over the city skyline of Copenhagen with a power plant in the background.

Sediment core from a Copenhagen lake tells the story of the Industrial Revolution.

Nala Rogers, Staff Writer

Nicotine in the air and clothing permeates skin and enters the bloodstream at levels equivalent to inhalation of secondhand smoke.

Kimberly Hickok, Contributor

Citizen scientists confirm that plastic pollution is blemishing previously pristine beaches in the Arctic Ocean.

Kimberly Hickok, Contributor

Short-lived chemicals not covered by international treaty may travel fast enough to harm Earth's protective ozone layer.

Nala Rogers, Staff Writer

Mass migration to Chinese cities has likely decreased the total number of premature deaths caused by air pollution.

Yuen Yiu, Staff Writer

Hundreds of U.S. streams may have significant levels of endocrine-disrupting chemicals from treated wastewater.

Nala Rogers, Staff Writer

Aerosol pollution may have suppressed global warming and increased Arctic sea ice from 1950-1975.

Nala Rogers, Staff Writer

Study estimates that without new "congestion pricing" policy, kids would have suffered 45 percent more asthma attacks.

Nala Rogers, Staff Writer

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