Some of the brown bears in the rehabilitation center in Synevyr National Park in southwest Ukraine are having trouble getting to sleep.
When it comes to all the living things on our planet, humans make up a minuscule fraction. Yet we've made a mighty impact.
Earth is losing wildlife at an alarming pace, a crisis many scientists now describe as a mass extinction event. The planet has seen several mass extinctions before, but this is the first in human history — and the first with human help.
When you think about the border wall, it's easy to slip into the economics of it, the culture clashes, the racial tensions, and sadly, even the flame wars on Twitter among politicians. But have you stopped to consider what else is deeply harmed and irreversibly altered by the border wall?
In the early 1970s, a computer program called World1 predicted that civilization would likely collapse by 2040.
Plastics straws have been public enemy No. 1 for a while now, as companies, cities and even a couple of states have made strides to ban them. However, there's a new villain on the scene.
Researchers find people's exposure to PFAS and certain flame retardants could be significantly reduced by opting for healthier building materials and furniture.
Fish exposed to harmful contaminants can pass on health issues such as reproductive problems to future generations that had no direct exposure.
An expanding wood pellet market in the Southeast has fallen short of climate and job goals—instead bringing air pollution, noise and reduced biodiversity in majority Black communities.
Hunter-donated meat provides crucial protein to US food banks. But an EHN investigation found a lack of oversight that could result in potentially hundreds of thousands of lead-contaminated meals this year.