Tournament Earth: Semifinals - vote now!

Voting is now open for the semifinal round of Tournament: Earth The last four images are ready to face off Which images will make it to the finals? Vote before the polls close at 4pm ET on Friday, March 27

http://earthobservatory nasa gov/TournamentEarth/?src=nha-ann

The following sections have been updated in the past 7 days

-- SEVERE STORMS (1 updated events, 2 new images) --

CYCLONE NATHAN In March 2015, tropical cyclone Nathan was on a collision course with Queensland, Australia * http://earthobservatory nasa gov/NaturalHazards/view php?id=85560&src=nha * Image from Mar 20, 2015 (Posted on Mar 20, 2015 11:31 AM) * http://earthobservatory nasa gov/NaturalHazards/view php?id=85511&src=nha * Image from Mar 17, 2015 (Posted on Mar 17, 2015 11:03 AM)

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

ERUPTION OF VILLARRICA VOLCANO The Villarrica volcano in southern Chile continues to erupt * http://earthobservatory nasa gov/NaturalHazards/view php?id=85550&src=nha * Image from Mar 18, 2015 (Posted on Mar 19, 2015 2:54 PM)

-- UNIQUE IMAGERY (2 updated events, 2 new images) --

AURORAE LIGHT UP THE NIGHT SKY The Northern Lights bring glowing skies at night on March 18, 2015 * http://earthobservatory nasa gov/NaturalHazards/view php?id=85556&src=nha * Image from Mar 18, 2015 (Posted on Mar 19, 2015 4:33 PM)

ICE ON THE GREAT LAKES Ice cover on the Great Lakes was substantial in 2015 * http://earthobservatory nasa gov/NaturalHazards/view php?id=85535&src=nha * Image from Mar 17, 2015 (Posted on Mar 18, 2015 12:55 PM)

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