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ENEC 201 Week 9 Notes: 10/17/16

by: Hadley Ashford

ENEC 201 Week 9 Notes: 10/17/16 ENEC 201

Hadley Ashford
GPA 3.776

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About this Document

These notes cover possible solutions to the global environmental crisis. They are also the last notes that will be covered on the midterm
Class Notes
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Popular in Environment and Ecology

This 2 page Class Notes was uploaded by Hadley Ashford on Monday October 17, 2016. The Class Notes belongs to ENEC 201 at University of North Carolina - Chapel Hill taught by GANGI,GREGORY J in Fall 2016. Since its upload, it has received 7 views. For similar materials see ENVIRONMENT AND SOCIETY in Environment and Ecology at University of North Carolina - Chapel Hill.

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Popular in Environment and Ecology


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Date Created: 10/17/16
ENEC 201 Week 9 Notes: 10/17/16 - Economy in Kinston ruined by demise of tobacco o Woman moved back to Kinston and opened restaurant focusing on local food o Brought tourists back to Kinston and helped revitalize the economy  While being sustainable - Growing urban-rural divide o Not a controversial topic (not divided among political parties)  Somewhere where policy change can actually be made - Cons of GMO’s: o Ethics: humans playing role of God and altering species  Especially important in Europe o Patenting: seeds controlled by few large seed companies o Uncertainty about safety: possible to accidentally move allergens from one plant to another - Uses of GMO technology: o Make land arable o Help farmers in third world o Herbicide resistant crops o Prevent small farmers from re-using seeds o Increase yields o Protect environment - CRISPR: allows DNA editing o Can create super-specimens o Can take genes from other plans/species and insert it into DNA of different/target plant o Successes:  Variety of wheat for bread resistant to mildew  Drought resistant corn and wheat varieties - Difference between GMO’s and GEC’s o One edits one species’ genes o One uses genes from other species - Microbes: beneficial in human gut, also relevant to agricultural systems o Lock in soil nutrients o Protect from pests - Artificial meat o Benefits:  Smaller environmental footprint: less greenhouse gas emissions, less land use, less water use  Gets around animal rights movement  Doesn’t dicert food from human consumption  No direct competition for resources - Urban agriculture: o Grow produce on rooftop gardens o Abandoned lots for growing crops o Vertical agriculture: can grow food indoors with LED lights, stacked for maximization of space  LED lights more energy efficient, grow plants faster - Extend amount phosphate available to humans o Recycles human waste o Extract phosphate out of human waste and put it back inot environment o Could work well with urban agriculture  Gives full circle - Aquaponics: plants not growing in soil o More adaptable to location - Precision agriculture: o Capital intensive agriculture o Use sensors, drones, etc. to pinpoint need for fertilizers/pesticides/herbicides  Reduces need for chemical use  Can also limit water use - Labor intensive technology o Must be sophisticated to work well o Try to mimic natural ecosystem o Ex. Wet rice  Rice not always grown underwater  But leads to highly increased yields  Can add people and continue to produce more food without sacrificing employment  Increased amount of labor increases cooperation/coordination  better/more efficient system  Ecosystem of wet rice: marshy, wet, flooded, humid  Mimic ecosystem by adding/integrating:  Fish  Water fowl  Algae as food for water fowl and fish  Helps rice grow too


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