HIST 122 Lecture Notes - Ecological Footprint, Agricultural Engineering, Ozone Layer
Document Summary
Environmental legacies of ir reliance on fossil fuels. Deep pollution (pollution has penetrated on a molecular level) Technology and the path ahead the complacent path: choose to be ignorant, radical return ( go back to how things were before technology) the introspective path, making more informed decisions. Technology and food production have lead to a higher population. By 4051 bc total weight of human will be the total weight of the earth. 18 billion beings have lived on this world. 2. 1 trillion years life has been on this earth the last 4 million years human years have been lived 28% of those human years are after 1750. 20th century one fifth of the entire human years in . 000025 part of human history. Communication: costs travel immense and irreversible pollution, soil erosion, diminishing soil due to oils and population increase, poison to flora and fauna.