What we do
What are challenge prizes?
News & views
Who we are
Meet our Advisory Council
Jobs & Tenders
Why a mission-driven approach will benefit the EU
Announcing the winners of the first Innovation in Water Challenge
Four cities selected for the Climate Smart Cities Challenge
Million Cool Roofs Challenge named a ‘Climate Policy Breakthrough’
Creating cooler buildings in Dhaka – Million Cool Roofs Challenge
Announcing the judges for the Innovation in Water Challenge
How can Swedish innovation promote climate-neutral cities?
Helping cities achieve low-carbon futures
UK Government needs to step-up innovation support for green shipping
Pathways to greenhouse gas removal – are we finally on track?
How to frame a city-based challenge
What a good city-based challenge looks like
The Green Industrial Revolution: A breath of fresh air… potentially
Preparing to scale climate solutions in cities
Call to create healthy, thriving, climate-neutral cities
Bringing passive cooling to communities in Niger
We cover challenges in our news section. Do you want to feature?
The Great Innovation Challenge: How challenge prizes can kickstart the British economy
Challenge prizes can and will change the world
Get the latest challenges in your inbox
Signup for the newsletter