Columbia University, School of International and Public Affairs is based in New York, NY offers a fully funded PhD in Sustainable Development. Students should have an interest in pursuing academic careers with a focus on policy and the environment as well as in the more traditional social science disciplines. This degree is also ideal for students interested in creating environmental and sustainable development policies for NGOs, in international institutions. All admitted students are guaranteed full funding for five years. This includes the cost of tuition as well as a salary and stipend.