Nicolas M Strikis, Universidade Federal Fluminense, Niteroi, Brazil, Francisco William Cruz Sr., Universidade de São Paulo, Instutit of geosciences, São Paulo, Brazil, Eline A Barreto, Universidade de Sao Paulo, Sao Paulo, SP, Brazil, Filipa Naughton, IPMA, Porto, Portugal, Mathias F Vuille, University at Albany, State University of New York, Department of Atmospheric and Environmental Sciences, Albany, NY, United States, Hai Cheng, University of Minnesota, Department of Earth Sciences, Minneapolis, MN, United States, Antje H L Voelker, IPMA, Lison, Portugal, Haiwei Zhang, Xi'an Jiaotong University, Institute of Global Environmental Change, Xi'an, China, Ivo Karmann, USP University of Sao Paulo, Sedimentary and Environmental Geology Department, São Paulo, Brazil, R. Lawrence Edwards, Nanjing Normal University, Dept. of Geography, Nanjing, China, Augusto S Auler, Universidade Federal de Minas Gerais, CPMTC, Instituto de Geociencias, Belo Horizonte, Brazil, Roberto Ventura Santos, UNB University of Brasilia, Brasilia, Brazil and Hamilton Reis Sales Sr, Instituto Federal do Norte de Minas Gerais, Januária, Brazil