Institution: | a Swiss Federal Institute for Environmental Sciences and Technology (EAWAG), Limnological Research Center, CH-6047, Kastanienbaum, Switzerland b Vietnamese Institute for Tropical Technology and Environmental Protection (VITEP), 56 Troung Quoc Dzung Street, Phu Nhuan District, Ho Chi Minh City, Vietnam c Center for Earth and Environmental Science Research, Kingston University, Kingston upon Thames, Surrey KT1 2EE, UK |