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The Earth

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The Earth s Forests 27% of the Earth s land surface is forest (3.4 billion ha) Russia has the largest concentration (942 million ha) Most of it is Boreal ... – PowerPoint PPT presentation

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Title: The Earth


1
The Earths Forests
2
  • 27 of the Earths land surface is forest (3.4
    billion ha)
  • Russia has the largest concentration (942 million
    ha) Most of it is Boreal Forest
  • 50 of the worlds forests are in Brazil, USA,
    Canada and Russia
  • Classified as Temperate, Boreal or Tropical

3
Fuel, oil, medicinal plant, furniture
Forest Use
60 million workers
Food
Pulp and paper
4
  • Scientific knowledge of forests has meant forest
    issues have now transcended political boundaries
    and are becoming a priority in international
    debates
  • Deforestation has been a topic of concern since
    the 1970s and by 1990 it was recognized as a
    symptom of the conflict between human needs and
    the environment

5
  • Since Canadas forests are a benefit to more than
    Canadians (air water quality, pulp paper)
    other nations want Canada to nurture our forests
    to provide benefits into the future
  • Canada also relies heavily on exporting wood and
    other countries have powerful means of
    encouraging good stewardship

6
Forests in Canada
7
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8
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9
  • 94 of Canadas forests are publicly owned (Crown
    land)
  • 71 provincial
  • 23 Federal
  • 6 Private
  • But in the Maritimes the majority are private

10
Forest Management in Canada
  • Forest management in Canada is up to the Province
  • Each province and territory has its own
    legislation, policies and regulations to govern
    forest activities within its boundaries
  • Federal government oversees Yukons forest
  • But 94 of Canadas forests are on Crownland
    its public land.

11
The Facts
  • Forests are the biggest contributor to Canadas
    trade
  • 1 in 15 jobs in this country is related to
    wood/paper products
  • 60 of the worlds forests have declined since
    the industrial revolution
  • In North America, 64 million ha was cleared
    between 1860-1978
  • But since 1900 forest in the US have increased
  • In Canada, 1 million ha per year were harvested
    between 1979 1997
  • This number is now decreasing

12

We are recklessly destroying the timber of
Canada, and there is scarcely the possibility of
replacing it.
  • Prime MinisterSir John A. MacDonald 1871

13
Today the biggest threats to Canadas Forest are
  • Insects
  • Fires
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