Geo 100 Flashcards

1
Q
Greenhouse Effect (4 things)
 AS+PBE
A
  • Gases in the atmosphere trap heat
    both natural and proper for life on earth

Greenhouse gases absorbs the suns energy, slowing or preventing the heat from escaping into space
the gases act like a blanket, making the earth warmer that it otherwise would be and throwing off the the energy balance of the planet

so
gases absorb sun energy
slows and prevents heat from escpaing into space
gases act like a blanket and make the earth warmer than it should be becaues it throws the energy balance of the planet off

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2
Q

what is the most potent greenhouse gases?

A

Flourinated gases

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3
Q

The carbon cycle

A

The movement of carbon between the crust, atmoshphere, plants, soil, and animals

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4
Q

Photosynethesis

A

conversion of carbon dioxide into organic compounds

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5
Q

weather

A

daily atmospheric conditions, temp and precipiation

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6
Q

Climate

A

long term weather, 30 year moving average of weather conditions
conditions that can be expected to occur based on previous weather during a given time of year (season)

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7
Q

why did the greenhouse gases increased?

A

Human alteration of the carbon cycle
methane from livestock, fossil fuels, and waste disposal
nitrious oxide from cars, fertilizers and industrial activity

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8
Q

Reducing emissions (developed country)

A

emitted the most CO2 in the atmosphere in order to becom developed and emits more than less developed per captia

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9
Q

reducing emissions (under-developed country)

A

emit less co2 per capita but have higher pop growth

if they eventually emit as much per capita as developed they will have bhig emissions as well

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10
Q

most water around the world has been seen as?

A

common property resource

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11
Q

bottle water includes

A

spring water, artesian water from underground resources, mineral water occurs naturally, purified water usually filtered municipal tap water
fortified products that have included nutrient additives

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12
Q

environmental impacts of bottled water

A

bottled water is marketed as clean and friendly however
the life cycle analysis shows because of fossil fuels use to make and transport bottles
bottles discarded improperly or in landfills

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13
Q

Bottle water in industrialized countries…

A

associated with health and wealth (affluence) lifestyle choice

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14
Q

Bottle water In developing countries..

A

used to replace supplies that are becoming scarce, polluted or privatized.
water systems don’t have the capacity for the influx of people (being born into the world )

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15
Q

How has water become expensive and privatized

A

municipal water companies turned over to private companies, privatization is common in under-developed countries leaving many without access to clean and affordable water

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16
Q

The three types of water scarcity

A

hydrological, techno-economic, perceptual

17
Q

hydrological scarcity

A

lack of water due to climatology and hydrological factors
affluence and technology
ex) deserts, United Arab Emirates

18
Q

Techno-economic scarcity

A

lack of water due to lack of infrastructure or treatment
often occurs in rapidly urbanizing underdeveloped areas
ex) Mexico

19
Q

Perceptual Scarcity

A

water is perceived to be scarce of hazardous even where there is widespread availabillity of potable water
developed countries
ex) Europe and United states

20
Q

Risk assessment

A

could determine if the bottled water is safer than tap water or if it is a matter of risk perception

21
Q

Is bottled water safer than tap?

A

depends on location, most bottled water is packaged tap, in the U.S tap water is more strictly regulated than bottled water

22
Q

Primitive Accumulation

A

water is appropriated and turned from a common resource into a commodity, then sold back to poeple for profit

23
Q

Overproduction

A

companies produce too much of a product or to many choices of one
they have to creat demand through marketing and packaging
affluent people will then purchase a product they can get for almost free

24
Q

Where were potatoes cultivated?

A

The Andes

25
Q

What potato does one rely on most?

A

The Russet Burbank Potato

26
Q

Domesticate

A

to change a plant or animal from its wild characteristics to better fit human needs.

27
Q

Columbian Exchange

A

The transportation of precious metals, food and other goods between Europe and the colonies

28
Q

The potatoe was considered

A

Peasant food, not suitable for upper classes, grew more succesfully than cereals

29
Q

What cultivar did the Irish depend on?

A

The lumper

30
Q

What is the Lumper?

A

The lumper was the victim of a potatoe blight that destroyed the crops in 1845, 1847, 1848
although people across Europe suffered, the Irish were hit espeicially hard (Over 1 million irish died , thousands of others fell ill)

31
Q

why didnt the lumper potatoe become widespread (2 factors)

A

the Irish potatoe to North America prior to the blight but, it did not become widespread at first because
prejudice against the colonizers (erupoeans) trying to settle and force potato cultivation on the Native Americans

32
Q

why is the russet burbank hard to grow?

A

requires increasing amounts of inputs such as pesticides, fertilizers, water, and energy

33
Q

Eating what we choose and choosing what we eat?

A

Potatoes present a health risk to the human bodies as well as the enviroment (linked)
our understanding of what foods we should