NASA wants selfies for Earth Day

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(KTVI) – Time to take some pictures! NASA is holding a global selfie event for Earth Day.

Here’s how it works: you snap a photo of yourself then post it on one of five social media websites, including Twitter, using a hashtag of #globalselfie.

NASA will then use those photos to create a mosaic image of Earth.

You can also post your photos on Instagram, Facebook, Google+ and Flickr.

Find out more: