The article discusses an emerging trend among colleges and universities to tackle carbon emissions through the adoption of geoexchange systems. These systems utilize deep underground pipes to provide heating and cooling for campus buildings without burning fossil fuels. Highlighted by Princeton University’s multimillion-dollar project, this approach is gaining popularity as an effective way to reduce greenhouse gas emissions and transition towards renewable energy sources. The geoexchange process, which stores heat in the ground during warmer months and retrieves it for use in colder periods, represents a significant shift in how educational institutions manage their energy needs. This initiative not only demonstrates a commitment to sustainability but also serves as an educational tool for students, further embedding the importance of renewable energy solutions in the academic environment.

https://www.nytimes.com/2024/01/23/climate/geoexchange-climate-colleges-heat.html