This podcast episode explores the concept of endowments and the effectiveness of divestment campaigns and shareholder activism. It discusses the challenges of divesting from companies with ties to Israel and highlights the example of Engine No. 1, an activist investment firm. The section also discusses the impact of divestment campaigns on South African apartheid and raises questions about the role of universities in divestment initiatives. Additionally, it mentions commercial advertisements for NPR's donation drive and a mention of solar geoengineering in another podcast episode.