definitions Flashcards

1
Q

von thunens land use model

A

based on 1) cost of land

2) distance to get food to market

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2
Q

soil erosion

A

based on 1) cost of land

2) distance to get food to market

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3
Q

soil degradation

A

change in soil health status - reduced capacity to provide goods and services

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4
Q

land degradation

A

all negative changes in the capacity to provide goods and services

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5
Q

desertification

A

irreversible change of the land to a point that can no longer be recovered for original use.

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6
Q

degradation causes

A

deforestation, overgrazing, agrochemical

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7
Q

freight farms

A

old meat shipping containers into farms – leafy greens, herbs, up to 1100 heads of lettuce/week

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8
Q

urban cultivator

A

a mini freight farm

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9
Q

rooftop beehives

A

u of w, hotel fort garry

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10
Q

world water usage

A

70% agriculture, 20% industry 10% domestic

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11
Q

oceans

A

Oceans like a human pantry, but also like a garbage bin

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12
Q

CAFOs

A

concentrated animal feeding operations, animals live in dense unnatural area’s.

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13
Q

additives

A

90% of food budget=processed

  • substances intended to change the food in some way before it is sold
  • improves look, taste, and shelf life
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14
Q

antibiotic

A

to kill bacteria in food, more cow in area=more waste=more E. Coli

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15
Q

hormone

A

animals grow faster and bigger
2/3 of cattle injected with them in the US
-concern they might be harmful

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16
Q

pesticides

A

over 1 billion tons used every year

17
Q

bananas

A

80% traded by 5 companies

18
Q

lobster

A

1800s-1900s fed toservants, prisoners, cats
served on trains to non coastal americans as exotic meat, started to ask for it off train
-WW2 not rationed

19
Q

loppe

A

spider – (lobster)

20
Q

calcium paradox

A

highest dairy consumption nations=highest rates of bone fractures

  • recognized by WHO
  • 75% of world pop unable to digest milk
21
Q

dairy farming

A

dairy farming more environmentally destructive than beef farming
-3785 litres of water to produce 1 litre of milk

22
Q

non milk calcium

A

healthier and more easily absorbed

23
Q

ivory coast

A

40% of worlds cocao

24
Q

fishers

A

slave labourers, 100s of trapped men work, from Burma and kidnapped or tricked into fishing

25
Q

sea dead zone

A

low oxygen areas where marine life cannot live, fertilizers runoff into water=algae

  • -algae die=absorb oxygen
  • misissipi drainage basin
26
Q

k cups

A

Kuerig: (All k-cups sold in 2014 were laid end to end=circle earth 10.5 times – cups/pods not recyclable or biodegradable

27
Q

new plastic bottles

A

plastic bottle from sugar cane not petroleum

28
Q

avg canadian throws out

A

throws out 10% of frsh produce (2.5 billion $ of waste per year in Canada

29
Q

GMO

A

70% of processed foods contain Genetically modified ingredients

30
Q

children workers

A

used in agriculture - cocao

31
Q

sun chips

A

had a biodegradable bag, got bad reviews because noisy, went back to normal bags