89. Topics of general interest to physicists ( 0 Dok.)

• 89.20.+a Industrial and technological research and development ( 0 Dok. )

• 89.30.+f Energy resources ( 0 Dok. )

• 89.40.+k Transportation ( 0 Dok. )

• 89.50.+r Urban planning and development ( 0 Dok. )

• 89.60.+x Environmental studies (for ecology, see 87.23 in biological and medical physics) ( 0 Dok. )

• 89.70.+c Information science (for quantum information, see 03.67) ( 0 Dok. )

• 89.80.+h Computer science and technology (see also 07.05 Computers in experimental physics; for computers in education, see 01.50.H, L) ( 0 Dok. )

• 89.90.+n Other topics of general interest to physicists (restricted to new topics in section 89) ( 0 Dok. )