Characterizing and estimating agricultural and fugitive dust sources: The role of humans in increasing particulates through agricultural and fugitive dust sources is poorly understood, and yet potentially extremely important for weather, climate and biogeochemistry, and this project aims to combine in situ observations, satellite observations, models and historical datasets to understand the sources in the past, present and future. The annual salary for this position is $54,000 plus benefits, starting in the fall of 2020. The successful candidate will have a Ph.D. in Atmospheric Sciences or a related field. For full consideration, please send a letter of application, a current curriculum vitae, and the names and contact information of three references to: Natalie Mahowald (Earth and Atmospheric Sciences: mahowald@cornell.edu). Cornell University has an enduring commitment to support equality of education and employment opportunity by affirming the value of diversity and by promoting an environment free from discrimination.