Geotechnical Stability and Water Quality Issues

May 22, 2017 ... Most of the additional oil would be tar-sands crude that would be loaded onto another 348 tankers plying the Salish Sea every year. The San Juan ... Extracting tar sands requires the destruction of a giant carbon sink. The Canadian tar sands are a layer of mixed sand, clay, and bitumen (aka asphalt) found 40 ... About Us. We are the Madison, Wisconsin, local independent action group of the international organization 350.org. Menu. About 350 Wisconsin · Blog · Art ... Dec 13, 2012 ... What environmental risks might tar sands oil pose if spilled during transportation? How would this affect NOAA's Office of Response and Restoration (OR&R)? Jun 3, 2024 ... “Naphthenic acids from tailings ponds have been found in surface water and groundwater in the Athabasca oil sands region,” explains Ecojustice ... Apr 30, 2021 ... Geologist David Hughes calculated that the tar sands retrieved by surface mining has an EROI of about 5:1, and as low as 2.9:1 for tar sands ... Median porosity of the tar-sand reservoirs is 14.8 to. 19.8 percent, and median oil saturation is 17.4 to 34 percent. Mobile versus immobile oil in the pore ... tar sand ... tar sand, deposit of loose sand or partially consolidated sandstone that is saturated with highly viscous bitumen. Oil recovered from tar sands is ... Fracked and Tar Sands Oil ... The type of oil being shipped to the Northwest (and how it is extracted) has created a host of new health, safety, and environmental ... A Line in the Tar Sands weaves a holistic story of the history of the tar sands, the growth of the environmental movement, and Indigenous peoples determined to ...