Urban Environment: Urbanization; Environmental Degradation
http://www.geocities.com/RainForest/Vines/6723/urb/

Environment and Development, including Human settlements and Journal titled Environment and Urbanization
http://www.oneworld.org/iied/

Health and Urban Environment
http://www.who.int/hpr/cities/approach/
http://www.who.int/hpr/cities/index.html

Psychogeography.co.uk is an interdisciplinary online journal and archive of writing, images and primary source material directly pertaining to the study of psychogeography and urban studies.
http://www.psychogeography.co.uk/