Agriculture

Wetlands can help remove nutrient pollution causing low-oxygen “dead zones.” But how much benefit we reap depends a lot on placement, a new study finds. 

Pesticides, sewage, mining waste, air pollution and trash — these new books address the toxic elements in our society.

The Western drought has exacerbated a water crisis, years in the making, that threatens the health of millions of birds — and so much more.

The American West contains 620,000 miles of fencing, threatening the migration of pronghorn, mule deer and other species.

Buff-tailed bumblebees are robbing hummingbirds of nutrients — just one of several threats facing the tiny birds, a new book reveals. 

A new report puts into focus for the first time the scope of the state’s drinking-water problems and what it will take to fix them. 

The pressures of climate change and human land use could lead to the disappearance of unique biodiversity and vital ecological services.

Invasive predators have cornered these endangered Patagonian frogs in the last remnant of their habitat.

Wild plants related to our main agricultural crops are important to future food security. But more than half are endangered, a new study finds.

A new study compares snowpack across the world and offers a tool to help scientists pinpoint where this critical resource is waning — and what that means for ecosystems and economies.