Contemporary Sea Level Flashcards

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1
Q

The current levels of sea level stabilised around 3000 years ago

Since the start of the industrial revolution in the nineteenth century global sea level has risen by about

A

235mm

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2
Q

The current levels of sea level stabilised around 3000 years ago

Since the start of the industrial revolution in the nineteenth century global sea level has risen by about 235mm

This is enough to ……

A

overcome some coastal defences and create coastal flooding through storm surges in some areas

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3
Q

as the earth warms

A

will be increase eustatic sea level change and thermal expansion in ocean basins

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4
Q

The IPCC predicts that sea levels by 2100 will be between ………. higher than they are now

A

0.26 - 0.77m

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5
Q

The IPCC predicts that sea levels by 2100 will be between 0.26 - 0.77m higher than they are now

this could

A

This could inundate many coastal cities and settlements

It could also salinise aquifers in low lying regions and increase coastal erosion

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6
Q

More than ……….billion people live on high-risk coasts

………..% of the world’s cities are coastal

A

1bn

75

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