The data for this ranking was derived from the most recent and publicly available sources, including PayScale, US News and World Report, the Princeton Review, the Financial Times, Quacquarelli Symonds, and the National Center for Education Statistics. A list of more than 350 online MBA school programs was obtained and then ranked based on the following five factors: estimated tuition cost, accreditation, early career salary, prestige, and overall graduation rates to find the top online MBA programs in Environmental Sustainability. The ranking lists Northeastern University's D'Amore-McKim School of Business as #1, followed by Oklahoma State University's Spears School of Business at #2, and the University of North Carolina at Chapel Hill's Kenan-Flagler Business School at #3.