TA Engineering (General). Civil engineering (General) 170 TP Chemical technology 121 TD Environmental technology. Sanitary engineering 112 TJ Mechanical engineering and machinery 58 TK Electrical engineering. Electronics Nuclear engineering 57 GE Environmental Sciences 39 QD Chemistry 37 HD28 Management. Industrial Management 36 TH Building construction 25 HD Industries. Land use. Labor 23 NA Architecture 17 HD1394-1394.5 Real estate management 16 QC Physics 16 New Zealand 15 G70.212-70.215 Geographic information system 13 Q Science (General) 12 Sustainability 12 HT101-395 Sociology, Urban 10 QE Geology 10 T Technology (General) 8 Unspecified 8 QA75 Electronic computers. Computer science 7 Children 6 Environment 6 GV Recreation Leisure 6 Māori 6 Physical activity 6 TC Hydraulic engineering. Ocean engineering 6 Case study 5 Climate change 5