Offshore Oil Production And Transport Poses Threats Flashcards

1
Q

What is the name of the offshore BP oil rig?

A

Deepwater Horizon

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2
Q

For how many days did oil gush out on to the sea bed?

A

87

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3
Q

What was the upper estimate for the amount of oil that leaked on to the sea bed?

A

4.9 billion barrels (56 million a day)

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4
Q

How many million gallons of oil leak from the sea bed naturally annually?

A

2 million gallons (47,500 barrels)

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5
Q

How deep was the oil rig?

A

1500m

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6
Q

Where was the rig?

A

40 miles off the Louisiana Coast

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7
Q

List at least 3 responses to the spill

A

Skimming surface oil
Burning surface oil
Beach cleaning
Dispersants
Artificial Barrier Islands

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8
Q

Explain dispersants

A

chemicals sprayed from air and boat break oil into smaller particles to prevent oil sticks

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9
Q

Explain beach cleaning

A

Oil mixes making contaminated sand, this is removed and ‘washed’ by very hot water and can then be returned to the beach, oil is taken for processing

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10
Q

How much of the Gulf was affected?

A

180,000km squared

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11
Q

How much of the coastline was polluted?

A

1,600km squared

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12
Q

Which animals’ mortality increased?

A

Birds
Fish
Turtles
Dolphins

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13
Q

What was the estimated cost of human repairs?

A

$70 billion

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14
Q

How much did British Petroleum have to pay Gulf coast residents and businesses to settle the law suits?

A

$20 billion

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15
Q

How much money did British Petroleum contribute towards the clean up?

A

$32 billion

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16
Q

What was the cause of the explosion?

A

Failed ‘blow out’ device designed to prevent high pressure oil and gas blasting up the drill pipe

17
Q

What happened to fishing and tourism?

A

Stopped which caused a loss of income

18
Q

What was the main source of regional employment?

A

Fishing of shrimp, oysters and important fish

19
Q

How was tourism affected?

A

Media images of contaminated beaches and oil covered wildlife meant few people wanted to vacation there

20
Q

What were the immediate impacts of the explosion?

A

11 workers killed and 17 injured