Livestock emit greenhouse gases. They also can sequester carbon and boost biodiversity.
The recent murder of Christian missionary John Chau has drawn attention to the effects outsiders have on native tribes and ecology.
Cigarette butts account for a huge amount of human-generated plastic pollution.
New books and scholarship from University of North Carolina, Harvard University Press, and University of Minnesota Press.
Finland's forest fires aren't as destructive as California's. That has more to do with climate and population than with forest management.
Scientists pinpoint poaching hotspots, but authorities aren’t always eager to join the fight.
Swathes of the Amazon rainforest are set aside for Indigenous peoples to manage. While they aren't conservation areas, they are important to the ecosystem.
Startups worldwide convert refuse into energy, biomaterials, and more food.
Waste-to-energy involves generating electricity by converting waste into gasses. Many are wondering: does it work? And is it scalable?
Dr. Ruth Gates worked tirelessly to conserve coral reefs, promoting a controversial idea called assisted evolution.