Articles on Environment

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Denver was barely visible through the smog on Feb. 9, 1986. Pollution like this is why the Clean Air Act was created. Denver Post via Getty Images

What air pollution does to the human body

The EPA is changing how it assesses proposed regulations by dropping the monetary value of health benefits from its cost-benefit analyses. That misses a big piece of the picture.
Beef production provides a valuable contribution to human health while also impacting the natural environment. Brandee Gillham courtesy of the Colorado Department of Agriculture.

Colorado ranchers and consumers can team up to make beef supply chains more sustainable

Beef is a source of complete protein for humans, but its production results in greenhouse gas emissions.
Fishing boats leave Zhoushan, China, on Aug. 1, 2024. Many ships like these stay at sea for months, often far from home. Zou Xunyong/VCG via Getty Images

Global power struggles over the ocean’s finite resources call for creative diplomacy

The expansion of Arctic shipping, scramble for seafloor mining and overfishing are all straining international relationships. But the powers of diplomacy go beyond ocean treaties.
Phytoplankton blooms, seen by satellite in the Baltic Sea, pull carbon dioxide out of the atmosphere. European Space Agency via Flickr

Climate engineering would alter the oceans, reshaping marine life – new study examines each method’s risks

Some methods being tried to counter climate change shift the ocean’s biology or chemistry. Others would deflect solar radiation. All have consequences for marine life.

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