The number of foggy days in the Central Valley is going down, and the decrease is bad news for fruit and nut farmers, since trees need the cooler temperatures to be productive.
Published Jun 5, 2014
Acquired February 21, 2010, these true- and false-color images of British Columbia show fog filling mountain valleys northeast of Vancouver. In the false-color image, vegetation appears bright green, snow appears bright turquoise, and fog appears as a very pale, muted blue-green.
Published Feb 23, 2010
Landsat 5 captured a ring of radiation fog lingering in valley bottoms and above lakes in northwestern Patagonia.
Published Nov 17, 2012
As cool air pours into valleys on chilly autumn nights, valley fog and dicey driving conditions can emerge.
Published Oct 26, 2018
Topography sculpted by an ancient lake makes it easier for air pollution to accumulate in the Kashmir Valley.
Published Dec 10, 2014
A photograph by an astronaut leads us to a teachable moment about what’s in our air.
Published Nov 11, 2014
A common winter woe, dense haze halted or slowed travel across the North China Plain on January 10, 2012.
Published Jan 13, 2012
Thanksgiving travel was hampered by low visibility.
Published Nov 27, 2012
Visible evidence of poor air quality appeared in satellite imagery of California on November 18, 2007.
Published Nov 19, 2007
In early November 2015, dense fog disrupted air travel in London and central Europe.
Published Nov 15, 2015
Fog forms along the Pacific coast when warm air currents meet chilly waters welling up from the deep ocean.
Published Sep 11, 2012
In northern India, the largest fog holes occur over Delhi, which also happens to be the region’s largest urban hotspot.
Published Feb 22, 2018
In the Idaho Panhandle, morning fog regularly lingers in stream valleys.
Published Jul 9, 2016
NASA’s Aura satellite observes nitrogen dioxide hovering over many cities in the region, trapped by winter weather conditions.
Published Jan 18, 2013
