At 300 square miles of damage due to former smelters raining arsenic, lead and other metals for 97 years, the Anaconda Superfund sites is one of the largest.
Indonesia's environment minister continues to deny that fires in the country are sending toxic haze to neighboring Malaysia and Singapore.
The Netherlands has Europe's highest number of children with asthma caused by traffic pollution.
The strait ecosystem, including the fish and shrimp that local communities rely on for their sustenance and livelihood, is threatened by exposure to toxics from both the coal and ash settling in the water.
Emissions rose 20-30% in Paris when temperatures topped 30C, raising urgent questions as the climate gets hotter.
Arnold Schwarznegger has condemned Donald Trump over his unprecedented rollback of environmental protections, particularly his move against California's regulation of automobile emissions.
But it's not the factory he says he will investigate — it's the government agency that could have stopped it from releasing harmful chemicals into the air for 17 years.
Kristina Marusic is the recipient of a Michelle Madoff Award of Environmental Excellence for her reporting on environmental health and justice in Western Pennsylvania
It's often our duty to report bleak news on climate and the environment. But let's not skimp on the good news—like the continued momentum of clean energy
From avocado drinks to repurposed lard: Using creativity and culture change to tackle Philly food waste
Nearly 20 percent of people in Philadelphia are food insecure. We visited the researchers, restaurateurs, and entrepreneurs changing this by rethinking food waste.