World of Change Update: Devastation and Recovery at Mt St Helens

The devastation of the May 1980 eruption of Mt St Helens and the gradual recovery of the surrounding landscape is documented in this series of satellite images from 1979—2013

http://earthobservatory nasa gov/Features/WorldOfChange/sthelens php?src=nha-ann

The following sections have been updated in the past 7 days

-- SEVERE STORMS (2 updated events, 2 new images) --

SUPER TYPHOON USAGI The most powerful tropical cyclone of 2013 passed between Taiwan and the Philippines, then slammed into the southeastern coast of China in late September

• http://earthobservatory nasa gov/NaturalHazards/view php?id=82121&src=nha * MODIS(Terra) image from Sep 22, 2013 (Posted on Sep 23, 2013 11:36 AM)

HURRICANE INGRID AND TROPICAL STORM MANUEL In a rare event, two tropical systems hit Mexico simultaneously on September 15-16, 2013 * http://earthobservatory nasa gov/NaturalHazards/view php?id=82080&src=nha * MODIS(Terra) image from Sep 15, 2013 (Posted on Sep 17, 2013 4:31 PM)

-- FLOODS (2 updated events, 2 new images) --

SUPER TYPHOON USAGI The most powerful tropical cyclone of 2013 passed between Taiwan and the Philippines, then slammed into the southeastern coast of China in late September

• http://earthobservatory nasa gov/NaturalHazards/view php?id=82121&src=nha * MODIS(Terra) image from Sep 22, 2013 (Posted on Sep 23, 2013 11:36 AM)

FLOODS IN COLORADO Intense rains brought widespread, destructive floods to Colorado starting on September 11, 2013 * http://earthobservatory nasa gov/NaturalHazards/view php?id=82090&src=nha * OLI(Landsat 8) image from Sep 17, 2013 (Posted on Sep 18, 2013 4:29 PM)

-- VOLCANOES AND EARTHQUAKES (1 updated events, 1 new images) --

LAVA AND SNOW ON KLYUCHEVSKAYA VOLCANO Klyuchevskaya Volcano continued emit steam, ash, and lava in 2013 * http://earthobservatory nasa gov/NaturalHazards/view php?id=82105&src=nha * OLI(Landsat 8) image from Sep 09, 2013 (Posted on Sep 19, 2013 5:25 PM)

-- UNIQUE IMAGERY (1 updated events, 1 new images) --

2013 ARCTIC SEA ICE Arctic sea ice reached its annual minimum extent on September 13, 2013 * http://earthobservatory nasa gov/NaturalHazards/view php?id=82094&src=nha * AMSR-2(GCOM-W1) image from Sep 13, 2013 (Posted on Sep 19, 2013 11:07 AM)