Theme 1: New Energy Technology Microgrid Smart grid Solar power generation New energy generation Distributed power generation Transmission of electrical energy High voltage and insulation Diagnostic and sensing systems Electrical materials and processes Power system and its automation Power System Communication and Control Electric machinery and electrical equipment Electric traction system and control Measurement and Control of Emerging Energy Intelligent Energy Information Support Technology Computational Intelligence in Electrical Engineering Computational Intelligence in Electrical Engineering Renewable energy hydrogen production and storage technology Integrated technologies for wind, solar, and energy storage Topic 2: Environmental Engineering ecology environmental science safety engineering Environmental engineering Environmental management environmental science environmental design Human settlements ecological geology Environmental Ecology Environmental Biology Environmental microorganisms landscape ecology Water quality and technology Landscape Architecture Environmental Materials Engineering Regional environmental research Ecological Environment Engineering Environmental and Safety Engineering Environmental planning and management Environmental Science and Engineering Resource and Environmental Science Environmental pollution control and equipment Industrial Ecology and Environmental Management Environmental and Engineering Physical Geography Soil and water conservation and prevention of desertification [All relevant topics are eligible for submission]