Energy 3.2c Flashcards Preview

6GE03 - Energy Security > Energy 3.2c > Flashcards

Flashcards in Energy 3.2c Deck (13)
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1
Q

Where are the tar sands in Canada?

A

Athabasca oil sands, Alberta

2
Q

How is oil made from tar sands?

A

Bitumen is extracted by mining and is separated and upgraded into crude oil

3
Q

Why is there concern when extracting oil by tar sands in arid parts of the US?

A

The process requires several barrels of water per barrel of oil produced, if using the method of steam injection to get deeper deposits it requires even more

4
Q

Where is it controversial to extract the estimated oil deposits in Northern Alaska?

A

On the ones bordering and potentially in the ANWR

5
Q

How much of the worlds oil and gas reserves is the Arctic estimated to have?

A

A quarter, more than Saudi Arabia

6
Q

Which countries are considering introducing tighter restrictions on oil drilling in the Arctic to prevent accidents?

A

Canada, America, Norway & Russia

7
Q

Which country is expanding oil exploration in the Arctic and where?

A

Greenland, they recently approved drilling in Baffin Bay

8
Q

Which country disapproves of Greenland’s drilling in Baffin Bay and why?

A

Baffin Bay is close to Greenland’s maritime border with Canada but Canada want higher environmental standards

9
Q

If the Arctic is out of question what will happen with oil extraction?

A

Will increase dependency on OPEC countries

10
Q

What is shale oil?

A

Oil locked in permeable sedimentary rock

11
Q

How is shale oil extracted and comment on the price of this?

A

Fracking, it is more expensive than production of normal crude oil but less than deep water oil

12
Q

What are the disadvantages of fracking?

A

It uses lots of water, can contaminate ground water with chemicals, cause small earthquakes and distracts from investing in renewable energy

13
Q

What 5 countries contain more than half of the worlds shale?

A

USA, China, Argentina, Canada & Mexico