Tournament Earth 2014: Which Image Will Win It?

Tournament Earth 2014

Thirty-two have been called, but which will be chosen? NASA's Earth Observatory is hosting the second annual Tournament: Earth, a reader-driven competition to choose the previous year's top NASA image of our planet.

The tournament starts March 3 and ends April 7, with five rounds of voting spread across five weeks. Images in the competition are a blend of reader and staff favorites from the 2013 calendar year. The images are seeded and divided into four brackets categorized by image type – data visualization, photographs, art and events. it is up to you to separate the winners from the losers. Come back each week to vote in the next round and help us choose a winner.

To vote in Tournament Earth, go to: