What is the fine-grained topic of the following text: The undersigned students, faculty, and staff of Ohio University, along with our supporters across the state (and even across the nation) demand that you divest from all fossil fuels industries and reinvest in 100% renewable industries such as solar, wind, and geothermal by December 1st, 2018. Only return the topic.
Demand for Ohio University to divest from fossil fuels and invest in renewable energy industries