Austin, TX event series to turn valuable raw materials leaving businesses & non-profits as waste into foundations of new social enterprises.

Currently in the the discovery phase of a prizeable challenge in the space of clean water.

Seeking next-gen applications that focus on opportunities in local transportation, education, clean energy, health and public safety.

Identify ideas and practices for measurable energy savings at U.S. manufacturing plants to stimulate innovation at other facilities.

This prize aims to increase the DOE-contract readiness of HBCUs, MSIs, and TCUs through mentoring, teaming, and technical support.

Designed to incentivize photovoltaic (PV) system owners to share information-rich datasets from their assets.

Challenge to identify innovative and simple technology applications shaping international development.

Design strategies to make renewable energy communities in Italy more appealing

Design XPRIZE challenges to radically disrupt today's food system & change the world - let's make healthy food ultra-affordable & accessible

To encourage innovation of alternative ingredients for aquafeeds, improve the industry's sustainability, and reduce pressure on fisheries.

Build a physical space to empower the Rising Billions to participate in the digital economy.

Award for the best Abundant Clean Energy Wiki Contributor by February 28th