Official Rules

OurEcho Challenge will open to US and UK participants Fall 2022!

Join us November 2 - 3, 2022 for a 24-hour teach-in event to celebrate biodiversity.

OurEcho Challenge submission entries open November 3, 2022. All entries must be submitted by March 3, 2023, 11:59 PM Eastern.

Click here to stay up to date on OurEcho Challenge news and events.

EarthEcho International reserves the right in its sole discretion to further modify the timing of the OurEcho Challenge and/or the format/timing of the Finalist Event. If such changes are deemed prudent, the new timing and/or format will be noted in the Official Rules and on this website.

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