W3 Physical Geography of Canada Flashcards

1
Q

Natural Vegetation Zones in Canada
- Most of the vegetation we see today in Canada is not _____
- It has been introduced though human activity, such as _____
- Major natural vegetation zones in Canada (f,g,p,t)

A

Natural Vegetation Zones in Canada
- Most of the vegetation we see today in Canada is not natural
- It has been introduced though human activity, such as agriculture
- Major natural vegetation zones in Canada (forests, grasslands (prairies, tundra)

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2
Q

What are the four natural vegetation zones?
CG DT
think of CG (gang name) is DT (down town) to grow some weed

A

Coniferous Forests
Grasslands

Deciduous Forests
Tundra

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3
Q

Coniferous Forests
🌲
πŸͺ‘
B
M
C
(believe me coniferous)

A
  • Composed of evergreen trees
  • Sometimes called needleleaf forests
    Example. Boreal forest (Canadian shield)
    Example. Montane forest (Interior of B.C) (interio=middle and starts with M)
    Example. Coastal rain forest (Coast of B.C)
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4
Q

Grasslands
🌡
πŸ§΄πŸ“Š
ONLY πŸ›

A
  • Found in relatively dry areas
  • The length of the grass varies with moisture content
  • Only found in the prairie provinces
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5
Q

Deciduous Forests
πŸ‚
B
C

A
  • (they decide to loose their leaves) Composed of trees that lose their leaves each winter
    Example. Broadleaf forest (most of southern Ontario)
    Example. Carolinian forest (southern half of southern Ontario)
    -think of carolina panthers located south of ON
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6
Q

Tundra
🏝️
πŸƒβ€β™€οΈ->πŸͺ΄
πŸŽ‹
🌊🍍
❄️

A
  • Composed of small plants that survive in harsh climates
  • These plants reproduce by runners
    β€”β€”-Runners are offshoots of the main plant
  • Found in the arctic and alpine areas
  • These plants have shallow root systems due to the underlying permafrost
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7
Q

Adaptive Vegetation
X
K

A

Xerophyte:

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8
Q

Xerophyte:
πŸ•―οΈ
-lots of species in the ____ are xerophyte
exam

A

a plant that has waxy leaves which reduce moisture loss
β€”β€”β€”β€”Lots of species in the tundra are xerophytes

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9
Q

Krumholz:
exam

A

a plant that grows in a sideways formation because harsh dry winds desiccate the upper part of the
plant
(think of r as shape of plant growing sideways and Kentucky (K) is where the wind came from

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10
Q

Vertical and Latitudinal Zonation

A
  • As you go up a mountain you see a latitude pattern
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11
Q

Permafrost in Canada
-Permafrost can be AZ

A

-Permafrost can be alpine or zonal

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12
Q

Permafrost forms where..

A

Permafrost forms where..the mean annual temperature of the soil is below 0*C

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13
Q

Discontinuous permafrost may form in
πŸ‚

A

sloped areas with a northerly aspect
t (slope) n(northerly aspect)

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14
Q

Aspect
🧭
fill in the blank

A

the direction that a slope faces

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15
Q

The line separating continuous and discontinuous permafrost roughly follows the ____ line

A

The line separating continuous and discontinuous permafrost roughly follows the tree line

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16
Q
  • This tree line has moved________ by approximately ___km over the past __ years
A
  • This tree line has moved northward by approximately 100km over the past 50 years
17
Q

Three types of permafrost:
CDS

A

Continuous permafrost
Discontinuous permafrost
Sporadic

18
Q
  • Continuous permafrost –
A

– at least 80% of the ground is permanently frozen

19
Q
  • Discontinuous permafrost
A

– 30%-80% of the ground is permanently frozen

20
Q
  • Sporadic permafrost
A

-less than 30% of the ground is permanently frozen

21
Q

Types of permafrost

A
22
Q

Talik:
fill in the blank

A

permafrost free zone beneath a lake
-think of ta liking the ice under lake
open talik (permafrost under connected to the lake)
closed talik (permafrost under not connected to lake
through talik (no permafrost underneath)

23
Q

🏚️

A

The melting of a permafrost can cause roads to buckle and building to fracture

24
Q
  • Utilities and pipelines must be built above ground on permafrost areas and many buildings are on _____
  • This is because heat from buildings can heat the ___ and cause melting which leads to the
    building falling in
A
  • Utilities and pipelines must be built above ground on permafrost areas and many buildings are on stilts (to keep them still)
  • This is because heat from buildings can heat the soil and cause melting which leads to the
    building falling in
25
Q

What are the 5 soil classifications?
CPL CM
Copy Poor Lucas Cooking Methods

A
  1. Cryosolic Soil
  2. Podzolic soil
    3.Luvisolic Soil
  3. Chernozemic Soil
    5.Mountain complex (do I need to know the mountain complex? why is there no slide on this
26
Q

Soil Classifications:
1.Cryosolic Soil:

A
  • Found where the mean annual temperature is below 0*C and where continuous permafrost is common
  • Generally found north of the tree line
  • Is the dominant soil in the Arctic Archipelago and around Hudson Bay
  • Location: Territorial North
27
Q

Soil Classifications:
2. Podzolic soil:

A
  • Found in cool, moist climates
  • Light grey in colour
  • Commonly associated with the boreal forest
  • Moisture easily percolated downward through this soil due to the large pore spaces
  • Location: Canadian Shield
28
Q

Soil Classifications:
3. Luvisolic Soil:

A
  • Most commonly found in humid continental climates
  • Most commonly associated with deciduous vegetation
  • High amounts of organic content are evident due to trees dropping leaves creating thick organic layer
  • Organic: composed of matter from a once living organism
  • Warm summers lead to quick decomposition of organic material thus adding to the soil
  • Location: Southern Ontario
29
Q

Soil Classifications:
4. Chernozemic Soil:

A
  • Most commonly found in dry climates
    where grasslands are located
  • Light brown to dark brown with relatively
    high organic content
  • Percolation of moisture does not occur as
    easily as with podzolic soil
  • The grasses get longer as you go east
    because there is more precipitation
  • Location: Cordillera
30
Q

Palliser’s Triangle

A
  • This is a dry area in the western Prairies (only good way to grow wheat)
  • It was named after the John Palliser
  • He was the leader of a land survey expedition of the western part of British North America for Britain in
    the 1850’s
  • He declared that the area was unsuitable for agriculture
  • Growing wheat and cattle ranches have become common land uses in
    this area
  • Farmers in this area often require government subsidies to aid in
    surviving long drought conditions
  • Cities developed around the triangle to avoid the land
31
Q

Drainage Basins
-Drainage basin:

A

-the area surrounding a river that drains into the river
-ever river and lake have drainage basin’s

32
Q
  • A lake drainage basin is
A

the area of land that drains into that lake
- Example. Arctic Basin – any raindrop that falls in that region ends up in the Arctic ocean
lake =land

33
Q

The highest point in Canada is the area where the _____ divide and the ____ divide come together

A

The highest point in Canada is the area where the Pacific divide and the Arctic divide come together

34
Q
  • Divide:
A

a ridge of higher land that separates which ways rivers flow
- Divides form the boundaries of drainage basins

35
Q

The continental divide is located along the spine of the ______ __________
- It forms much of the _____ _______ – _____ border
- It separates….

A

The continental divide is located along the spine of the Rocky Mountains
- It forms much of the British Columbia – Alberta border
- It separates which ocean the rivers will eventually drain into

36
Q

Drainage basins are ____ systems
- Rivers with a drainage basin are in a state of dynamic _______ and adapt to changes in the daily inputs and outputs of water within the drainage basin
- Inputs: p s
- Outputs: r e

A

Drainage basins are open systems
- Rivers with a drainage basin are in a state of dynamic equilibrium and adapt to changes in the daily inputs and outputs of water within the drainage basin
- Inputs: precipitation, snowmelt
- Outputs: rivers, evaporation

37
Q

Columbia Ice Field

A
  • The Columbia Ice Field is the last remaining ice sheet in southern Canada
  • The ice field straddles the continental divide in Jasper National Park and contains 8
    large alpine glaciers
  • The North Saskatchewan River originates in the Columbia Ice Field
  • This river flows through Edmonton and Saskatoon
38
Q

Glacial Retreat
- The most well-known alpine glacier in the Columbia Ice Field is the _______ Glacier
- It is ________ at a rate of 2-3 meters per year
- Changes in ______ Sea Ice are also occurring

A
  • The most well-known alpine glacier in the Columbia Ice Field is the Athabasca Glacier
  • It is retreating at a rate of 2-3 meters per year
  • Changes in Arctic Sea Ice are also occurring
39
Q
  • In the coming decade, the polar areas are expected to ____ faster than any other areas on Earth
  • This is due to a positive feedback loop
    1. βšͺ️
    2. β˜€οΈ
    3. ⚫️
    4. πŸ’¦πŸœοΈ
    5. 🧊🧊->πŸ’¦
A
  • In the coming decade, the polar areas are expected to warm faster than any other areas on Earth
  • This is due to a positive feedback loop
    1. Ice and snow reflect sunlight
    2. The ice and snow melt in warm conditions
    3. The resulting water and land then absorb sunlight
    4. The absorbing sunlight causes the water and land to heat up
    5. The heated land and water then causes more nearby ice to melt