Geography 1500F/G Lecture Notes - Lecture 15: Coalbed Methane, Energy Information Administration, Unconventional Oil
14 Nov 2016
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1500f: lecture 15: november 7th, 2016: energy systems case study: Wednesday: related energy justice issues, pipeline resistance and indigenous rights. Could be talking about any minerals, oil or gas, etc. Idea that this pyramid represents the entire worlds supply of whatever resource you are talking about. Helpful to understand the movement to some unconventional approaches to getting resources: easiest and cheapest but most harmful. Gas trapped in porous rock far below the surface. Extracted through hydraulic fracturing or fracking": drill down to shale layer (1-3km deep, drilling horizontally through shale layer (up to 1. 5km, pump gas and flowback water" out through well. Inject frack fluid" water, chemicals, sand to break rock. Water pollution: ground or surface water, or both: both as an impact. Health effects: for whom: air pollution chemicals released = cancer causing, where people live especially those near wells, workers are vulnerable to disease from breathing in dust and fluids.
