1. Institute of Surface-Earth System Science, School of Earth System Science, Tianjin Key Laboratory of Earth Critical Zone Science and Sustainable Development in Bohai Rim, Tianjin University, Tianjin 300072, China
2. Jiangsu Provincial Key Laboratory for Organic Solid Waste Utilization, College of Resource & Environmental Sciences, Nanjing Agricultural University, Nanjing 210095, China
3. Geomicrobiology, Centre for Applied Geosciences, University of Tübingen, Tübingen 72076, Germany
4. Geomicrobiology Group, School of Life Sciences, University of Dundee, Dundee DD1 5EH, Scotland, U.K.
5. State Key Laboratory of Heavy Oil Processing, Beijing Key Laboratory of Oil and Gas Pollution Control, College of Chemical Engineering and Environment, China University of Petroleum, Beijing 102249, China