Ielts vocab 20 Flashcards

1
Q

potential global destabilization

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2
Q

Blanket of Antarctica

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3
Q

Virtually uncharted

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4
Q

A thick layer of sediment

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5
Q

oxygen isotopes

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6
Q

Lake Vostok

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7
Q

Hydrothermal Vents

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8
Q

distant

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9
Q

any expedition

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10
Q

Thermometers

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11
Q

insulating blanket protecting the bedrock

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12
Q

The Tremendous weight

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13
Q

intense

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14
Q

The Thickly blanketed

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15
Q

seismic experiments

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16
Q

bounces off whatever sits below

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17
Q

surface as flat as a mirror

18
Q

surmised

19
Q

airborne survey

20
Q

microorganisms or pollutants

21
Q

tiny microbes

22
Q

hungriest organisms

23
Q

oligotrophic

24
Q

speculated

25
Q

spewing out

26
Q

Hydrothermal Geological Evidence

27
Q

A stream of nutrients seeping up

28
Q

The water is creeping from the west

29
Q

The lowermost layers of ice melt

30
Q

Liberating Trapped gases

31
Q

crushed-up rock

32
Q

organic compounds

33
Q

microorganisms

34
Q

fungi

35
Q

Algae

36
Q

Pollen grains

37
Q

Vostok ice core

38
Q

volcano erupted

39
Q

Drilled through the ice

40
Q

Marine Micro-organisms