GGRA03H3 Lecture 9: Lecture Nine
Document Summary
Reveals fundamental issues of our cities, how we deal with problems. Invisible , you toss it out and forget about it, but its something that doesn"t disappear. Benton-short and short, solid waste is defeind as material that has no apparanet, onvoouis or significant economic or beneficial value to humans that is inventioanlly thrown away or disposal . But it actually has a cost to deal with the issue. Material from neolithic periods, deposits from thousands of years. Gradually have gotten deeper and deeper (3000 years of layers from past) But the composition of dumps and the amount of garbage changed radically after ww2. Introduction of plastic, research and technology in wwii, new materials, rockets, chemical industry. 19th century, many dumps, but less chance of being toxic, probably scraps of wod. In some countries, increased wealth, people can spend and buy products than they did 50 years ago and the reduced cost of stuff (such as packaging)
