The Cool Congregations Challenge, is an annual national contest to recognize “Cool Congregations” that are becoming energy efficient and sustainable role models within their communities. The contest is brought to you by Interfaith Power & Light, a nonprofit organization inspiring and mobilizing people of faith and conscience to take bold and just action on climate. There are no fees to enter. Application period opens November 1 each year. Deadline for entries, December 15. Get ready to enter the Challenge!