Quartenary Flashcards

1
Q

What is the quartenary period characterised by?

A

Votality and decreasing temperature

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2
Q

What are the three things that humans can find out while studying the quartenary period?

A

Hazards, archaeology, climate

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3
Q

What are the three parts of the quartenary period?

A

Oribital forcing .1
Global warming - decadal - 21st century
Abrupt Climate change - .2 - sub-millenial

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4
Q

What were milankovitch’s three discoveries?

A

Eccentricity Variations, Tilt of earths axis, Procession of equinoxes

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5
Q

How do people test o16 conc levels in the ocean over time?

A

Foraminfera

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6
Q

When is the marine isotope stage?

A

Holocene

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7
Q

What is a pacemaker for change?

A

orbital forcing

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8
Q

What are the other alternatives to climate chnage today ?

A

Solar variability and Volcanic cooling

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9
Q

What are the other alternatives to climate change today ?

A

Solar variability and Volcanic cooling

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10
Q

When was the medieval warm period

A

800 - 1200

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