Should Allegheny College Divest its Portfolio from Fossil Fuels? Book Reviews Comments Off on Should Allegheny College Divest its Portfolio from Fossil Fuels? Jul 082020 Growth in Divestment Commitments. The Junior Seminar in Environmental Science & Sustainability (ES 585, Spring 2020) has completed its final report, Should Allegheny College Divest its Portfolio from Fossil Fuels?