Global Warming Flashcards

1
Q

What is evaporation?

A

When the heat of the sun causes water to turn to water vapor

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2
Q

What is condensation?

A

As the water vapor moves higher in the atmosphere, it cools down and condenses to form tiny droplets of water

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3
Q

What is precipitation?

A

The tiny droplets of water keep on accumulating in the clouds until it can no longer accommodate any more, the water is released from them

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4
Q

What is run-off?

A

The water that falls back to the surface of the earth either stays on the surface or flows off the surface into the water bodies

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5
Q

What is transpiration?

A

When the water absorbed by the plants is evaporated from leaves and stem

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6
Q

What is infiltration?

A

When the water on the surface of the earth seeps down the ground

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7
Q

How does carbon dioxide enter the atmosphere?

A

Respiration and combustion

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8
Q

What are the two ways nitrogen gas can be fixed?

A

Through lightning and nitrogen fixing bacteria

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9
Q

What is ammonification?

A

Atmospheric nitrogen produced into ammonia

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10
Q

What is the human impact to phosphorus cycle?

A

Introduction of synthetic fertilizers

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11
Q

High concentration of phosphate in water system can lead to?

A

Eutrophication

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12
Q

What is global warming?

A

An average increase in the temperature of the atmosphere near the earth’s surface and in the troposphere, which can contribute to changes in global climate patterns

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13
Q

What are the two categories of causes of global warming?

A

Man-made and natural causes

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14
Q

What are the causes of global warming?

A

Burning of fossil fuels
Power plants generate electricity
Transportation fuels for transport
Industrial processes
Other greenhouse gases emission
Agriculture
Forestry
Other land uses

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15
Q

What are the gases that contribute to the greenhouse effect?

A

Carbon dioxide, methane, chlorofluorocarbons, nitrogen oxides and ozone

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16
Q

What are the global warming effects?

A

Drastic changes in climate patterns
Spreading diseases
Changes in the global sea level
Shortage in foods and clean water supplies
Widespread extinction of flora and fauna

17
Q

What are the deadliest effect of global warming?

A

The melting of the ice caps in the polar region
Economic consequences
Increased probability and intensity of drought and heat waves
Warmer waters and more hurricanes
Spread of disease

18
Q

What are the types of pollution?

A

Air pollution
Water pollution
Noise pollution
Littering
Soil contamination
Radioactive contamination
Thermal pollution
Visual pollution

19
Q

What is air pollution?

A

Contamination of the indoor or outdoor environment by any chemical, physical or biological agent that modifies the natural characteristics of the atmosphere

20
Q

What are the sources of air pollution?

A

Household combustion devices
Motor vehicles
Industrial facilities
Forest fires

21
Q

What are the effects of air pollution?

A

Health effects
Cardiovascular effects
Effects on breathing
Links to cancer

22
Q

What is water pollution?

A

Contamination of water bodies

23
Q

How does water pollution occur?

A

Pollutants discharged directly or indirectly into water bodies without adequate treatment to remove harmful compounds

24
Q

What are the causes of water pollution?

A

Domestic sewage
Industrial wastewater
Agricultural wastewater
Construction site storm water
Urban runoff

25
Q

What is noise pollution?

A

Displeasing or excessive noise that may disrupt the activity or balance of human or animal life

26
Q

What are the sources of noise pollution?

A

Machines
Transportation systems
Motor vehicles
Aircraft’s
Trains
Poor urban planning

27
Q

What are the effects of noise pollution?

A

Effects health and behavior
Damage psychological health
Annoyance
Aggression
Hypertension
High stress levels
Hearing loss
Sleep disturbance

28
Q

What is soil pollution?

A

Soil contamination caused by the presence of xenobiotic chemicals or other alteration in the natural soil environment

29
Q

What are the sources of soil pollution?

A

Industrial activity
Agricultural chemicals
Improper disposal of waste

30
Q

What are the soil contaminating chemicals?

A

Petroleum hydrocarbons
Poly nuclear aromatic hydrocarbons
Pesticides
Lead and other heavy metals