"Fog and Wind" - Cloud Forests of Santa Rosa Island
Fog and wind are ever present on Santa Rosa Island -- one of the Channel Islands offshore of Los Angeles and southern California. Fog condenses on twigs and leaves of island woodland plants, dripping and soaking into the ground. These “cloud forests” harvest the fog and provide critical water for wi...

Channelized Lava Flow
A channelized flow that broke out of the lava tube early this morning at the base of the pali, west of Kalapana. Even after traveling through the lava tube system for almost 10 kilometers (about 6.2 miles), the lava is sufficiently hot to be extremely fluid, and moves swiftly downslope. For scale, t...

Perched Lava Channel - July 21, 2007 Eruption (November 15, 2007)
Just after midnight on July 21, 2007, a new fissure eruption broke out on the eastern flank of the Pu'u 'O'o cone (http://hvo.wr.usgs.gov/pressreleases/pr07_21_07.html). Activity quickly focused on the easternmost fissure—Fissure D—and lava began flowing to the northeast (http://hvo.wr.usg...