A new report on the Tijuana River Valley sewage crisis details the factors in and solutions to the pollution at the U.S-Mexico border.

Even at levels safe for humans, air pollution can disrupt the way some insects communicate with plants, and with each other.

AROUND THIS time each year Delhi experiences a brief but magical spell. Spring arrives, gardens erupt in blossom, and for a week or two the sky even turns blue. The city’s 30m people stop obsessing ...

The negative consequences of plastic are everywhere and affect everyone. Microplastics are now found throughout our bodies, mismanagement of plastic is linked to major health risks, the impacts of ...

Dangerous concentrations of algae such as "red tides" have been consistently emerging in locations around the world. A region in Southern Australia is experiencing a nine-month toxic algae bloom that ...

Air pollution and health outcomes vary by geography, but patterns in the city can be surprising. By Akiva Blander In New York City, air pollution is unevenly distributed among the city’s neighborhoods ...

I grew up in rural Colorado, deep in the mountains, and I can still remember the first time I visited Denver in the early 2000s. The city sits on the plain, skyscrapers rising and buildings extending ...

Steam and pollution emerge from a coal-fired power plant in Wyoming. The Environmental Protection Agency under President Trump is taking a new approach to regulating air pollution. In a reversal from ...

Ever since Ronald Reagan was president, the Environmental Protection Agency has assigned a value to human life. If you think too long about it, it’s a bit crass, but the upshot was to provide some ...

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