01) Energy and Environment

02) Traditional Energy Engineering(coal, oil, natural gas, etc. no traditional electrical power) 

03) Energy Materials 

04) Energy Storage Technology 

05) Energy-Saving Technology 

06) Energy Chemical Engineering 

07) Thermophysics and Thermal Engineering 

08) Environmental Materials 

09) Environmental Engineering 

10) Pollution Control Project (Air, Water, Solid) 

11) Clean Production Process 

12) Soil and Water Conservation and Desertification Control 

13) Mineral Resources and Mining Engineering 

14) Oil and Gas Resources Engineering 

15) Metallurgical Engineering 

16) Machines and Equipments for Resource Processing 

17) Hydrology and Water Resources Engineering 

18) Ecology and Biodiversity Conservation

19) Environmental Pollution & Management

20) Renewable Energy Sources

21) Energy Policy, Planning & Management

22) Climate Change and Global Warming

23) Environmental Hydraulics

24) Sustainable Development

25) Remote Sensing and Environment

26) Environmental Ergonomics

27) Computational Techniques

28) Air pollution from mobile and stationary sources

29) Climate change

30) Noise and acoustics

31) Electromagnetic waves and telecommunication

32) Hazardous waste and waste treatment

33) Industrial waste treatment

34) Water pollution and treatment

35) Solid waste management

36) Environmental management systems

37) Air pollution control and equipment

38) Pollution prevention in industry

39) Solar electricity and PV applications

40) Solar cell technology, Solar cell materials, testing and efficiency

41) Nanotechnology applications to RE

42) Solar thermal applications

43) Wind energy

44) Hydroelectric, geothermal, tides and waves

45) Biogas and biomass

46) Hybrid energy systems

47) Integrated energy systems

48) Rural electrification

49) Regional issues, economics and policy

50) Advanced Energy Technologies

51) Nuclear Energy: Fission and Fusion

52) Nuclear Energy Application: Power Generation, Desalination

53) Energy From the Space, Dark Energy

54) Fuels and Combustion

55) Emissions from ICE and their control

56) Alternative fuels

57) NG as fuel for rural transportation

58) Hydrogen and fuel cells

59) Hybrid and electric vehicles

60) Bio-diesel fuels

61) Fuel additives 

62) Algorithms 

63) Artificial Intelligence