SUSTAIN 1S03 Lecture 1: Lecture 1 Sus 1S03
16 Oct 2018
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List the 5 greatest inventions of all time. Humans" first innovation in efficiency was the wheel. Cutting ice from the bay to use for cooling and storing food. Sanitation and sewers to get waste off the streets and helping to minimize disease spread. Improvement to sanitation and food storage (along with medical advances) result in a population growth and life expectancy. What changes in the 1700"s / early 1800"s. Built steam engines to pump water out of mines. Before i. rev, main fuel and energy came from wood. Pub"s and waterwheels in england go hand in hand. Not a lot of trees left in england due to cutting down in ir. At this point in history, we don"t know about climate change or the natural boundaries that do come with coal usage. 1800"s, used 200 tonnes of coal every 10 minutes. 1900"s used 200 tonnes of coal every 26 seconds. 2017, used 200 tonnes of coal every 3/4 of a second.
