'Weather Hazard' Key Words Flashcards

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1
Q

Aid

A

Money, goods and services given by single governments or an organ like the World Bank or IMF to help the quality of life and economic of another country.

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2
Q

Atmosphere

A

A highly complex mass of gasses, liquids and solids ghat envelopes the Earth

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3
Q

Atmospheric circulation

A

Circular movement of air within Earth’s atmosphere

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4
Q

Cells

A

Section of Earth’s atmosphere where air moves in circular motions, together these form the overall circulation of Earth’s atmosphere

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5
Q

Climate

A

The average weather over a long period of time

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6
Q

Climate change

A

A long-term change in the Earth’s climate, especially a change due to an increase in the average atmospheric temperature

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7
Q

Coriolis effect

A

The spinning effect caused by the rotation of the Earth

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8
Q

Cyclone shelter

A

Accommodation for people who have been evacuated from areas threatened by cyclones (tropical storms), often built from strong concrete and on stilts to prevent flooding

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9
Q

Equator

A

An imaginary line that divides Earth’s surface into a northern and southern hemisphere

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10
Q

Evacuation

A

Movement of people away from danger to a place of safety

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11
Q

Extreme weather

A

When a weather event is significantly different from the average or usual weather pattern, and is especially severe or unseasonal.

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12
Q

Eye (of the storm)

A

A small area at the centre of a storm where relatively cold air descends rapidly.

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13
Q

Eye wall

A

The outer edge of the eye of a storm where the most intense weather condition occur.

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14
Q

Flood risk

A

The predicted likelihood and frequency of floods in an area.

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15
Q

Flood

A

Where river discharge exceeds river channel capacity and water spills onto the floodplain.

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16
Q

Global warming

A

The increase of global temperatures

17
Q

Latitude

A

Lines that run parallel to the Earth’s equator, measured in degrees.

18
Q

Hazard prediction

A

Using historical evidence and monitoring, scientists can make predictions about when and where a hazard may happen.

19
Q

Pressure belts

A

Zones of either high or low pressure that encircle the Earth between circulation cells.

20
Q

Protection

A

Actions taken before a hazard strikes to reduce its impact, such as educating people or improving building design

21
Q

Saffir-Simpson scale

A

Scale used to measure the strength of hurricanes based on wind speed.

22
Q

Storm surge

A

A wall of water often 3-5 meters high

23
Q

Adaptation

A

Actions taken to adjust to natural events such as climate change, to reduce damage, limit the impacts, take advantage of opportunities, or cope with the consequences.

24
Q

Atmosphere

A

A high complex mass of gasses, liquids and solids that envelopes the Earth

25
Q

Carbon sinks

A

The removal of CO2 from the atmosphere

26
Q

Orbital change

A

The path of the earth as it orbits the sun

27
Q

Enhanced greenhouse effect

A

The increased effectiveness of the greenhouse effect, believed to be the cause of recent global warming

28
Q

Fossil fuel

A

A natural fuel such as coal or gas, formed in the geological past from the remains of living organisms.

29
Q

Greenhouse effect

A

The blanketing effect of the atmosphere in retaining heat given off from the Earth’s surface

30
Q

Greenhouse gasses

A

Atmospheric gasses such as carbon dioxide and methane that can absorb heat

31
Q

Mitigation

A

Action taken to reduce the long-term risk from natural hazards, such as earthquake-proof buildings or international agreements to reduce greenhouse gas emissions

32
Q

Quaternary period

A

The geological time period that covers the last 2.6 million years.

33
Q

Renewable energy

A

A resource that cannot be exhausted i.e. wind, solar and tidal energy

34
Q

Volcanic eruption

A

When volcanoes blast ash, gasses and liquids onto the Earth’s surface and atmosphere