EVSC 1080 Lecture Notes - Lecture 8: Silt, Maritime Geography, Greywater
21 May 2016
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Based on human consumption, linked to population growth. Deliver nutrients to the sea sustain coastal fisheries. Do not grow water-intensive crops in dry areas. Tax water pumped from wells near surface water. Divert surface water in wet years to recharge aquifers. Grey water- water that is impacted by the pollutants. Three systems that provide food: croplands, rangelands, oceanic fisheries. Carbon, oxygen, nitrogen, phosphorous, iron, calcium, water are all things that make up people. Earth has 30,000 plant species with edible bits. Fish provide only 1% of the calories in the human diet. ~2/3s of the world"s peoples survive primarily on grains because they can not afford meat. A rumen is like an extra stomach in most animals. Goats/cows can get nutrients from grass and we can get nutrients from them. By the year 2100, 40% of the worlds population will live in africa. ".
