ENST 201 1st Edition Lecture 10 Outline of Last Lecture I Food Security over time II Concerns of Food Security III What can we do Outline of Current Lecture I More on GMO s II Urban Agriculture III Labor Intensive Agriculture Current Lecture I II III More on GMO s a There are many arguments against the use of GMO s i GMO genes will contaminate the natural gene pool 1 Ex In optimal conditions farm raised salmon will outcompete wild salmon which may push out the wild salmon population ii GMO s can lead to the creation of super weeds iii Opposition is also there because of the lack of strict government regulations on GMO s 1 Ex Genetically modified starch that did not pass to be safe for humans but somehow it got into some products that circulated through the country luckily it did not harm anyone iv Fear of long term damage that has not been seen yet v Ethical problems with creating new life forms and patenting them Urban Agriculture a Agriculture moving into urban areas b Crops are being grown in skyscrapers to conserve space and to grow more crops in one area c Waste that was shipped to rural areas to be recycled can now be recycled in urban areas to water the crops i Running out of phosphates which plants need so recycling waste water provides plants which that necessity Labor Intensive Agriculture These notes represent a detailed interpretation of the professor s lecture GradeBuddy is best used as a supplement to your own notes not as a substitute a Can be seen as a backwards way of thinking because it pushes people to move toward rural areas instead of to urban areas b Beneficial because urban areas cannot support a large influx of people from rural areas with jobs and space c Wet Rice provides a lot of jobs because it is so labor intensive i Production is marginal so with more people working there is more yield 1 Not decreasing the pie slice by adding more people ii Farmers grow rice in wetlands so they can also grow fish and add amphibians and water fowl to their rice paddies 1 Proximity of humans to the water fowl increases chance of disease d Vietnam i Urban population is about 20 and rural population is about 80 1 Government is trying to slow down the migration from rural to urban areas by increasing the standard of living ii Soils in Vietnam are very high in sulfur which is bad for plants so farmers have to build mounds to plant crops iii Instead of cutting down trees or branches and drying them to burn they use pigs 1 Methan collection tanks were installed where pig waste went to the waters and pipes collected the methane which was stored in tanks
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