1. Korea Biochar Research Center, APRU Sustainable Waste Management Program & Division of Environmental Science and Ecological Engineering, Korea University, Seoul 02841, South Korea
2. Department of Chemical and Biomolecular Engineering, National University of Singapore, Singapore 117585, Singapore
3. Soils and Plant Nutrition Division, Coconut Research Institute, Lunuwila 61150, Sri Lanka
4. Lancaster Environment Centre, Lancaster University, Lancaster LA1 4YQ, United Kingdom
5. Department of Civil and Environmental Engineering, The Hong Kong Polytechnic University, Hung Hom, Kowloon, Hong Kong, China
6. School of Architecture and Civil Engineering, Institute of Foundation Engineering, Water and Waste Management, Laboratory of Soil and Groundwater Management, University of Wuppertal, Pauluskirchstraße 7, 42285 Wuppertal, Germany
7. Department of Environment, Energy and Geoinformatics, Sejong University, 98 Gunja-Dong, Gwangjin-Gu, Seoul 05006, Republic of Korea
8. Department of Chemical Engineering, Tsinghua University, Beijing 100084, China