SPARTAN: An Emerging Global Aerosol Network. GRAYDON SNIDER, Crystal Weagle, Randall Martin, Aaron van Donkelaar, Clement Akoshile, Paulo Artaxo, Jeff Brook, Brent Holben, Ralph Kahn, Nofel Lagrosas, Puji Lestari, Vanderlei J. Martins, Eduardo J. Quel, Yinon Rudich, Abdus Salam, S.N. Tripathi, Zhang Qiang, Michael Brauer, Aaron Cohen, Mark D. Gibson, Yang Liu, Dalhousie University