GEOG M109 Lecture Notes - Lecture 2: Horticulture, Magnesium, Soil Salinity
Document Summary
People did not believe the claims about co2 emissions warming the earth, until the. Climate models used to prove global warming from human activity. Three main phases in major cultural and technical development. Issac (1970): domestication is the single most important intervention man had made in his environment. Important development in agriculture: plough, irrigation, adoption of riverine system etc. The process of population increase was accelerated last a couple of 100 years by significant events. Key is the development of technology, which allows to more efficiently use energy. The ever growing demand for energy is at the root of many modern environment problem. A global impact only became possible with the major developments in technology and the population increase. Technological advancement promised such problems would be overcome. It solves some old problems, but new ones were created. Greenhouse gases increased dramatically and exponentially after the industrial. 10,000 years ago, there was no significant environmental change, until human industrialization developed.
