SOC 111 Lecture 12: SOC111 Week 12
Document Summary
Risen in the attest 250 years especially the last 50 years. From burning fossil fuels and co2 emissions. Concentration of co2 in the atmosphere is about 385ppm: before industrialization it was about 280ppm. Connections between increasing green house gasses (ghg) and: Production of stuff remember: commodity production the need to maximize surplus value through expanded production. Developing economies: china, india, brazil entering the advanced capitalist orbit first of many developing countries. The rising temperature of the earth risen by 0. 74oc - most in past 50 years. 3oc rise for this century of warming if not reversed. Crop yields up in temperate zones: down in tropical zones. Changes in bird migration and egg laying. United nations regions most affected by global. Artic projected warming on all natural systems. Africa: water shortages, droughts, floods, reduction of agriculture and food shortages, sea level rises and threat to coastal cities, political conflict. Asia large populations exposed to rising sea levels and storms.
