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envi sci lq2 > Deforestation > Flashcards

Deforestation Flashcards

1
Q

Land spanning more than ______ hectares with treestaller than ____ meters and a canopy cover of morethan _____ percent, or trees able to reach thesethresholds in situ.

A

0.5, 5, 10

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2
Q

Complex ecological systems and naturalresources in which trees are the dominant lifeform. ________ is a large area dominated by trees andother vegetation, characterized by a complexecosystem that includes various species of plants,animals, fungi, and microorganisms.

A

Forest

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3
Q

Clearing or thinning of forests by humans. __________ represents one of the largest issues in global land use.

Estimates of ___________ traditionallyare based on the area of forest cleared for human use,including removal of the trees for wood products andcroplands

______________ is clearing or removing forests or treesfrom a land area, resulting in the permanent or long term conversion of forested land to non-forest uses.

A

Deforestation 3x

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4
Q

What are 5 causes of deforestation:

A

Agricultural Expansion

Resource Extractionn ( Logging)

Urban Development (Urbanization, Infrastructure Development)

Econimic Activities

Social Factors ( Population Growth)

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5
Q

Large-scale farming for cash crops (e.g., soy, palm oil).

A

Commercial Agriculture

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6
Q

Cattle ranching, particularly in tropical regions.

A

Livestock farming

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7
Q

Small-scale farming forlocal food production.

A

Substinence Farming

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8
Q

CAUSES : Resouce Extraction

Legal and illegal logging fortimber and paper products.

A

Logging

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9
Q

CAUSES : Resouce Extraction

:Extraction of minerals and fossilfuels, leading to land clearing

A

Mining

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10
Q

Causes: Urban Development

Constructionof roads, highways, and energy facilities

A

Infrastructure Development

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11
Q

Causes: Urban Development

Expansion of cities and townsinto forested areas.

A

Urbanization

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12
Q

Causes of Deforestation: Economic Activities

___________________: Unsustainable practices in resource extraction, including logging and fuelwood collection.

__________________: Economic incentives drivingthe demand for agricultural products, timber,and minerals.

A

Over-exploitation of Resources

Market Demand

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13
Q

Consequences of Deforestation

Environmental Impacts

________________: Deforestation leads tohabitat destruction, threatening countlessspecies of plants and animals, many of whichmay become extinct.

__________: Trees help anchor the soil; theirremoval can lead to increased erosion, loss offertile topsoil, and degradation of land.

_________________: Forests play a crucialrole in maintaining the water cycle.Deforestation can alter rainfall patterns, reducegroundwater recharge, and increase the risk offloods and droughts.

A

Loss of Biodiversity

Soil Erosion

Water Cycle Disruption

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14
Q

Planting trees in areas where forests havebeen cut down to restore ecosystems andenhance biodiversity.

A

Reforestation

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15
Q

Planting trees in previously non-forestedareas to expand forest cover and increasecarbon sequestration.

A

Afforestation

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16
Q

Implementing practices that minimize damage to surrounding trees and the ecosystem.

A

Selective Logging

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17
Q

Promoting sustainable forestry through certification programs (e.g., Forest Stewardship Council - that ensure responsible practices.

A

Certification Systems

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18
Q

Combining agricultural crops with trees to enhancebiodiversity, improve soil health, and provideadditional income through timer and non - timber forest products

A

Agroforestry

19
Q

means planting of crops between rows of trees

A

alley cropping

20
Q

operations grow crops under a forest canopy to provide ideal shade

A

forest farming

21
Q

combines trees with livestock and forage

A

silvopasture

22
Q

promotes sustainable forest management

A

Presidential Decree No. 1153(1977)

23
Q

encourages reforestation efforts

A

Executive order No. 287 (2000)

24
Q

regulates mining operations

A

Philippine Mining Act (1995)

25
Q

outlines specific targets and actions to reduce deforestation rates

A

Philippine Development Plan (PDP)

26
Q

aimed at planting billions of trees to restore degraded forestsand protect watersheds.

A

National Greening Program (NGP)

27
Q

establishes a framework for climate change adaptation andmitigation.

A

Climate Change Act of 2009

28
Q

aims to conserve life on land by protecting andrestoring terrestrial ecosystems, sustainablymanaging forests, combating desertification, andhalting biodiversity loss.

A

SDG : “LIFE ON LAND”

29
Q

Ensure sustainable use the of conservation, terrestrial and restoration, andinland freshwaterecosystems, particularly forests, wetlands, mountains,and drylands.

A

15.1

30
Q

Promote sustainable forest management, deforestation, and restore degraded forests.

A

15.2

31
Q

Combat desertification, restore degraded land andsoil, and strive to achieve a land degradation-neutralworld by 2030.

A

15.3

32
Q

aims to combat desertification and deforestationin the Sahel region of Africa

A

Green Wall Project

33
Q

Launched by the African Union in 2007, and aims to combat desertification andimprove food security in the Sahel region.

A

Green Wall Project

34
Q

As of 2023, approximately _____ million hectares restored

A

18

35
Q

Home to millions of species,many yet undiscovered.

A

Biodiversity Hotspot

36
Q

Absorbs massive amounts of carbon dioxide, mitigating climate change.

A

Climate Regulator

37
Q

Plays a crucial role in globalrainfall patterns.

A

Water Cycle Influence

38
Q

Home to numerousindigenous groups who depend on the forest for theirsurvival

A

Indigenous Communities

39
Q

The Amazon rainforesthas been a vitalecosystem for millennia,but deforestation hasaccelerated since the1970s, driven by variousfactors.

A

Amazon Rainforest

40
Q

The _____________, the world’ssecond-largest rainforest,covering a vast area inCentral Africa. This rainforesthas historically experiencedlower deforestation rates thanthe Amazon, but rates arerising.

A

Congo Basin

41
Q

The Philippines was once a land of lush rainforests, covering almost _____% of its territory. However, it has been steadilyshrinking for centuries.

A

95

42
Q

The _________s and ________s witnessed a boom in the loggingindustry, reaching its peak during the presidency ofFerdinand Marcos. Marcos’s policies encouraged log exportation to Japan, fueled by the country’s rapideconomic growth and the Philippines’need to payforeign debt.

A

1960 1970

43
Q

Consequences of Deforestation

A
  • Loss of Biodiversity
  • Climate Change
  • Soil Erosion
  • Increased Natural Disasters
  • Health Impacts

envi sci lq2 (6 decks)

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