Vocab Flashcards

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1
Q

renewable

A

Not depleted when used

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2
Q

nonrenewable

A

Depleted when used.

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3
Q

fossil fuel

A

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

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4
Q

peat

A

A brown deposit resembling soil, formed by the partial decomposition of vegetable matter in the wet acidic conditions of bogs and fens, and often cut out and dried for use as fuel and in gardening.

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5
Q

coal

A

A combustible black or dark brown rock consisting mainly of carbonized plant matter, found mainly in underground deposits and widely used as fuel.

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6
Q

uranium/plutonium

A

Uranium: the chemical element of atomic number 92, a dense gray radioactive metal used as fuel in nuclear reactors.
Plutonium: The chemical element of atomic number 94, a dense silvery radioactive metal of the actinide series, is used as a fuel in nuclear reactors and as an explosive in nuclear fission weapons. Plutonium only occurs in trace amounts in nature but is manufactured in nuclear reactors from uranium-238.

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7
Q

ore

A

A naturally occurring solid material from which a metal or valuable mineral can be profitably extracted.

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8
Q

harvesting

A

To gather (a crop) as a harvest.

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9
Q

mining

A

The process or industry of obtaining coal or other minerals from a mine.

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10
Q

drilling

A

The action of making a hole in something by boring with a drill.

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11
Q

alternative energy

A

Energy generated in ways that do not deplete natural resources or harm the environment, especially by avoiding the use of fossil fuels and nuclear power.

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12
Q

hydroelectric power

A

Power from water.

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13
Q

solar energy

A

Power coming from the sun.

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14
Q

tidal power

A

Power from the tides.

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15
Q

nuclear energy

A

The energy released during nuclear fission or fusion, especially when used to generate electricity.

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16
Q

wind energy

A

Energy gathered from the wind.

17
Q

wave power

A

Energy from the movement of waves.

18
Q

geothermal energy

A

Energy from earth’s core.

19
Q

biofuels

A

A fuel derived directly from living matter.

20
Q

conservation

A

Prevention of wasteful use of a resource.

21
Q

deforestation

A

The act of removing forests.

22
Q

desertification

A

The process by which fertile land becomes desert, typically as a result of drought, deforestation, or inappropriate agriculture.

23
Q

overgrazing

A

Excessive grazing which causes damage to grassland.

24
Q

agriculture

A

The science or practice of farming, including cultivation of the soil for the growing of crops and the rearing of animals to provide food, wool, and other products.

25
Q

sustainable agriculture

A

Environment friendly methods of farming

26
Q

conventional agriculture

A

Based on intensive use of agrochemicals to maximize agricultural productions

27
Q

landuse

A

The management and modification of natural environment or wilderness into built environment such as settlements and semi-natural habitats such as arable fields, pastures, and managed woods.

28
Q

urbanization

A

The process of making an area more urban.

29
Q

aquaculture

A

Also known as aquafarming, is the farming of fish, crustaceans, mollusks, aquatic plants, algae, and other organisms.

30
Q

recycle

A

To pass again through a series of changes or treatments: such as
to process (something, such as liquid body waste, glass, or cans) in order to regain material for human use

31
Q

reuse

A

To use again or more than once.

32
Q

reduce

A

To make smaller or less in amount, degree, or size.

33
Q

ecological footprints

A

The impact of a person or community on the environment, expressed as the amount of land required to sustain their use of natural resources.