GGRA03: Cities and Environments lecture summaries

16 Pages
Unlock Document

University of Toronto Scarborough
Andre S

Lecture 6 Ecologyecologies of cities NOTecologies in citiesnew way of understanding and seeing cities and urban processesEcologystudy of the realions of living organisms to each other and their surroundingsecology studies flows within particular ecosystems and subsytems that structure those flows cities are special kind of ecosystem Question how can we understand describe and measure the overall structure of urban ecosystems look at flows within the ecosysyems there are 2 loops closed and opennatuarla ecosystems have mulitple stable nutrient loops no waste in natural ecosysytems looking at cities as ecosystems make clear that cities are not closed loops cities import water and so on and export wastes into global waste sinks cities are machines for human consumption and waste production industrail ecologies close loops at global scale all loops are closed Cities as flows urban ecology studies cities as flows of poeple energy goods and water primary charactersitic of contemparary cities is that they depend on uge flows of energymajor transformation of citieschane from animal and human power to hydro and fossil fuels problemspollution and global warming flows of foosmajor part of urbam flows sourced from arnd the world long term ecologocal impacts radical simplification of ecological systems through design and heavy use of chemicals and biulding of impermeable surfacesaslter ecological niches destroying some and creating others urban political ecology interpretation of how cities as human ecosystems that take into social and economic power in explaining how to unerstand cities power is inscribed in the urnab landscapes produnction of urban space is an expression of power urban form also communicates power realtionships buildings communicate social power and values tell us who is imporatant who has value and who we are What is power enatails the ability to intervene in events to alter the outcomes power can be either allocative control over material and faclites orauthorative control over activities public and private exercise both public allocative power state benefits public service provision eduacation public authorative poloce enforcement legal systems taxes private allocative hiring for jobs entrance to school access to clubs netwroks so onprivate authorative enforcemnt of job rules company bylawys insurance systems private convents on housing such as condosbuyers must folow ruleshegemony exercise of power that isnot noticed but accepted by people as the way it should be does not need alot of force to achive domination cultural landscapes cities are an example of cultural landscapesplaces that are understood to have shared meanings that embody shared norsm codesknowledges ciites make some values a normot does not have to be wrtiiten down laws and rules are writtten down if the norms arent foollowed then ppl can risk socila exclusion undertanding norms is critical to understand cities the roles of capitals in cities firms must make profits in orfer to make profits they need space the kind of space cities provide capital creates some urban forms and not othersexlil housing is produced for low income ppl and rentals is biult differently from condos bc of diff financial incentives
More Less

Related notes for GGRA03H3

Log In


Don't have an account?

Join OneClass

Access over 10 million pages of study
documents for 1.3 million courses.

Sign up

Join to view


By registering, I agree to the Terms and Privacy Policies
Already have an account?
Just a few more details

So we can recommend you notes for your school.

Reset Password

Please enter below the email address you registered with and we will send you a link to reset your password.

Add your courses

Get notes from the top students in your class.