Physical Flashcards

1
Q

What are the energy players ?

A

TNCs
OPEC
Consumers
Governments

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2
Q

What are examples of unconventional fossil fuels being used?

A

Canadian tar sands
USA fracking
Gulf of Mexico +Brazil deep water oil

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3
Q

In the USA how many oil and gas wells have been hydraulically fractured (fracked?)

A

Over 2 million

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4
Q

What percent of the USA’s gas production comes from fracking?

A

67%

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5
Q

What could renewable +recyclable energy do?

A

Help decouple fossil fuels from economic growth.

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6
Q

Why might climate change increase drought frequency?

A

Shifting climate belts.

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7
Q

What are the characteristics of hard engineering?

A

Economically costly

Directly alter physical processes and systems

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8
Q

What does geological structure influence?

A

Concordant +discordant coasts

Jointing, dip, faulting, folding

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9
Q

What is an important influence on coastal morphology and erosion rates?

A

Geological structure- jointing, dip, faulting, folding.

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10
Q

What are erosion processes affected by?

A

Wave type
Wave size
Lithology

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11
Q

What is sediment transport influenced by?

A

Angle of wave attack
Tides and currents
LSD

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12
Q

How can sea level change?

A

Global warming

Tectonic activity

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13
Q

What are the economic losses of coastal recession?

A

Housing
Business
Agricultural land
Infrastructure

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14
Q

What are the social losses of coastal recession?

A

Relocation
Loss of livelihood
Amenity value

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15
Q

What are the meteorological causes of flooding?

A

Intense storms
Unusually heavy/prolonged rainfall
Extreme monsoon rainfall
Snowmelt

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