What if every building with a flat roof had a beautiful garden?
[Green roofs moderate] building temperatures year-round—cooler in summer, warmer in winter. Because the energy required for heating and air-conditioning is curbed, greenhouse gas emissions are lower, as are costs.
Project Drawdown solution #73 – Green Roofs
Notre Dame has the largest green roof in Indiana — 79,096 square feet — on top of their Joyce Center! It’s part of their Comprehensive Sustainability Strategy, which will cut their carbon footprint in half by 2030.

Learn more:
- Notre Dame now has the biggest green roof in Indiana (WSBT 22)
- Green roof installation (Notre Dame)