Let’s start with a very basic piece of scientific information: Warm air rises. This happens largely because warm air is less dense than the cooler air that surrounds it. This process also occurs when ...

Add Yahoo as a preferred source to see more of our stories on Google. Portland residents are facing cold temperatures Thursday morning with a cold weather advisory in effect until 10 a.m. Clear skies ...

SALT LAKE CITY — A storm pattern that is forecast to wreak havoc across the South this weekend should also help to ease the Wasatch Front's longstanding inversion first. However, meteorologists say it ...

BOISE, Idaho — A two-week weather inversion that's been hovering over Southern Idaho is affecting solar energy production for thousands of Idaho residents. For the almost 14,000 Idahoans in the ...

If you loved last week’s weather, you’ll get a second helping this week as Portland and much of the Pacific Northwest remain under a strong ridge of high pressure. The National Weather Service notes ...

Subsidence, as a geophysical phenomenon, refers to the downward vertical displacement or gradual sinking of the Earth’s surface relative to a reference datum, driven by processes that reduce support ...

The world’s most economically and environmentally important river deltas are sinking, putting millions of people at risk of flooding. In most cases, the sinking of river deltas poses a greater threat ...

SALT LAKE CITY — An inversion formed after Utah's latest storm wave, and it didn't take long for air quality to plummet across the Wasatch Front. Several Salt Lake Valley cities led the nation in poor ...

SALT LAKE CITY (KUTV) — Inversion conditions continue to develop, with a ridge of high pressure getting stronger across the western United States as we head into the work week. Monday's air quality in ...

High pressure remained the dominant feature through midweek, producing clear skies, cold nights, and a strong subsidence inversion across Southwest Washington. These conditions favored widespread ...

AND IN SACRAMENTO, JUST SOME LOW LYING CLOUDS. HIGH PRESSURE IS AROUND. THAT’S WHAT’S RESPONSIBLE FOR THE INVERSION. AND IT IS ONE OF THE STRONGEST INVERSIONS OF THIS TIME OF THE YEAR. SO WHAT EXACTLY ...