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Challenges & Prizes

Challenges and prizes represent tools for EPA to find solutions by tapping into the ingenuity and creativity of crowds. EPA outlines the specifications and criteria for a problem, and the public can submit ideas and proposals for successful solutions. Look below for ways you can get involved.

Prizes provide one new tool for federal agencies to spark innovation.



The EcoTox TARGET Challenge is now open! The Challenge calls for respondents to develop high quality, low cost, technologies/platforms for evaluating global gene expression in samples from four common aquatic toxicity test organisms. Potential solvers must register by March 16.

Learn more about the Challenge.


The Winners of the Nutrient Sensor Action Challenge Phase II have been Announced!  EPA, in collaboration with other Agencies, sought demonstrations of the use of data and information from nutrient sensors to inform and improve decisions and actions that address nutrient management. Learn about the three winning teams who shared in the $150,000 in prizes: