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20 Cards in this Set
- Front
- Back
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Forests reach their greatest ecological complexity when ________. |
they are mature and exhibit a multi-level canopy |
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________ are replacing primary forests in much of southeast Asia. |
Oil palm plantations |
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Fire history in an open pine woodland ecosystem would be best determined by ________. |
tree ring scars |
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The Forest Stewardship Council ________ national forest land. |
has rigorous standards to certify that forest products are produced sustainably |
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In the United States, most logging takes place in ________. |
conifer forests in the west and pine plantations in the south |
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Most commercial logging today takes place in ________. |
Canada, Russia, and Brazil |
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________% of Earth's land area is currently covered by forest. |
30 |
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Second-growth forests ________. |
are forests that establish themselves after virgin timber has been removed from an area |
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Controlled burns would be used in forests ________. |
that are subject to severe wild fires to remove fuel load and stimulate new growth |
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Which of the following issues global forest assessment based on remote sensing data? |
U.N. Food and Agriculture Organization. |
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Second-growth forests ________.
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are forests that establish themselves after virgin timber has been removed from an area
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The U.N. F.A.O has demonstrated that forest loss has slowed but ________. |
we still lose forests at the rate of 5.2 million ha/yr
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The Forest Stewardship Council ________ national forest land.
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has rigorous standards to certify that forest products are produced sustainably
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Which of the following are federal lands protected from development but open to camping and nature study?
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Wilderness areas.
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The program Reducing Emissions from Deforestation and Forest Degradation (REDD) ________.
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gives wealthy nations carbon-offsets if they pay poorer nations to conserve forests
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Clear-cutting ________.
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removes all trees from an area
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The latest information tells us that salvage logging ________.
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tends to produce more severe wildfires
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Deforestation ________.
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has the greatest impacts in tropical areas and arid regions
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Why do developing nations impose few or no restrictions on logging?
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They are desperate for economic development.
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Concessions granted by developing nations allow ________.
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timber extraction by foreign multinational corporations
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