alaska Flashcards
where is an alaskan area with huge amounts of oil and give a specific figure for the amount of oil here
prudhoe bay has proven reserves of around 3000 million barrels
give a figure to demonstrate the scale of the USA’s oil consumption
in 2014 the usa consumed 6.95 million barrels of oil
which area of alaska could potentially undergo oil extraction and how much oil is predicted to be here
area 1002 in the arctic national wildlife refugee contains over 16 billion barrels of oil
what are three points for the extraction of oil in area 1002 of the artic national wildlife reserve
- many alaskans are in support as they get money from oil extraction schemes, it was $3000 per person in 2012
- government reps and the oil industry are in favour
- some people believe it is necessary for the US to be less dependant on oil imports
name three points against the extraction of oil in area 1002 in the arctic national wildlife refugee
- native alaskans who depend on caribou hers for their way of life
- small but growing alaskan tourist groups
- nature conservation groups
name one way in which material flows periglacial systems are impacted by oil extraction
gravel pads, the extraction of gravel from river beds to form the foundations for road construction
what is thermokost
a landscape dominated by depressions due to the thawing of ground ice
what is the name of a particular type of depression that makes up thermokost and what characterises it
alalses are flat floored, steep sided depressions
what two landforms can alases form
when filled with water they can form small lakes, and when two or more allases combine, alas valleys may form.
why do thermokosts form
climate change and direct human interference eg the removal of vegetation which insulates the grounds cold temperature and introduction of infastructure which will release heat
