Where a tree grows affects how forests burn and soak up water, and mountain trees are currently moving to both higher and lower ground. Scientists say something inside the trees may explain why.

A poor snow year has led to low water levels for rivers in the West, while hot weather pushes water temperatures up. That's bad news for both fish and river recreators.

A new Trump administration proposal to lower oil and gas bonds for wells on public lands could let unethical operators push their fees onto taxpayers.

The latest federal drought forecast highlights where relief may be on the way, and where dry conditions are likely to continue. That includes the struggling Colorado River Basin.

Conservationists argue wilderness study areas are a way to protect land, while some outdoor recreationists argue it locks up land. Public comment on the proposal is open until Friday.

Researchers from Canada to Mexico are banding fast-flying hummingbirds to learn more about these dazzling daredevils as they make their way through Utah.

Crockett Avenue Irrigation Company President Gordon Colson and Cache Water District Manager Nathan Daugs join us to discuss the Little Logan River Watershed Project.

The reservoir, which straddles the Arizona-Nevada border, has suffered due to an imbalance between supply and demand for Colorado River water.

Scientists are flying research missions over northern Utah to better understand how ozone forms and how a shrinking Great Salt Lake, wildfire smoke, and other factors affect the state's air quality.

A scientist considered this northern Utah city’s wetlands protections to be “the least you can do.” City leaders are looking at rolling them back.