midterms land degredation

Question 1

_______ is the basis for agriculture and other rural and urban land uses, encompassing soils, climate, vegetation, topography, and other natural resources.

Answer 1

Land

Question 2

Destruction of the Earth’s surface and soil, directly or indirectly because of human activities

Answer 2

Land degradation

Question 3

Causes of land degradation include (d,d,m,ss,us) __________________________________________________

Answer 3

deforestation, desertification, mining, soil salinization, and urban sprawl.

Question 4

is the massive removal of a forest or the clearing of vast forest areas either for lumber source, conversion to agricultural lands, or for urbanization.

Answer 4

Deforestation

Question 5

It is the biggest threat to all forests nationwide.

Answer 5

Deforestation

Question 6

According to the ___________forest degradation occurs when forest ecosystems lose their capacity to provide important goods and services to people and nature.

Answer 6

International Union for Conservation of Nature (IUCN),

Question 7

Since 1960, over half of ___________ have been destroyed (IUCN).

Answer 7

tropical rainforests

Question 8

Causes of Deforestation

Answer 8

1. Agriculture
2. Urbanization
3. Timber Extraction
4. Anthropogenic Climate Change
5. Social and Political

Question 9

conversion of forest into lands into agricultural lands for crops and livestock
arming to meet the growing food demands of an exponentially increasing global population

Answer 9

Agriculture

Question 10

clearing of forests to give way to settlements and infrastructure projects such as the building of roads, bridges, railways, airports, and power generation and transmission.

Answer 10

Urbanization

Question 11

What causes of deforestation?

the global demand for timber has supported illegal and unsustainable logging in various forests of the world

Answer 11

Timber Extraction

Question 12

What causes of deforestation?

climate change has brought severe and frequent droughts, hurricanes and tropical storms, heatwaves, and fires that destroyed forests worldwide although these are natural phenomena, the change in the normal cycle of the climate is due to human activities

Answer 12

Anthropogenic Climate Change

Question 13

What causes of deforestation?

Lack of discipline and responsible demand on trades on the part of communities

Answer 13

Social and Political

Question 14

What causes of deforestation?

Failure of the government to implement environmental laws due to incompetence or corruption

Answer 14

Social and Political

Question 15

Effects of Deforestation (A,SEF,RAH,LHB)

Answer 15

1. Anthropogenic Climate Change
2. Soil Erosion and Flooding
3. Reduced Air Humidity
4. Loss of Habitat and Biodiversity

Question 16

Dealing with Deforestation

Answer 16

1. Reforestation and Afforestation
2. Forest Landscape Restoration (FLR)
3. The Power of the Marketplace
4. Changing the Politics
5. Standing with Indigenous Peoples

Question 17

________________ or also known as the NIPAS Act

Answer 17

The National Integrated Protected Areas System Act of 1992 (Republic Act No. 7586)

Question 18

Companies can make an impact by introducing and implementing ________________ policies that clean up their supply chains

Answer 18

“zero deforestation”

Question 19

they are the best protectors of forests, thus the best way to save forests is to recognize the claims of________________ to their forest territories

Answer 19

indigenous peoples

Question 20

Is another form of land degradation that occurs in arid, semi-arid, and dry sub-humid areas.

Answer 20

Desertification

Question 21

It is characterized by the loss of soil moisture and nutrient rich topsoil to the point where the land loses its productivity or ability to produce vegetation.

Answer 21

Desertification

Question 22

Causes of Desertification

Answer 22

1. Overgrazing
2. Anthropogenic Climate Change
3. Deforestation
4. Unsustainable Farming Methods
5. Overuse of Groundwater

Question 23

Effects of Desertification

Answer 23

1. Decrease in Crop Yield
2. Loss of Habitat and Biodiversity
3. Migration and Overpopulation

Question 24

occurs when too many animals graze for too long, exceeding the ability of a grassland
area to support them

Answer 24

Overgrazing

Question 25

This is the major cause of desertification worldwide

Answer 25

Overgrazing

Question 26

Soil erosion due to _________ removes the nutrient rich topsoil, converting a productive land to a barren land

Answer 26

deforestation

Question 27

Over ______- the soil dislodges soil particles, making them vulnerable to erosion and eventually lose soil nutrients and ability to store water

Answer 27

tilling

Question 28

Dealing with Desertification

Answer 28

1. Rotational Grazing 2. Better Farming Methods 3. Reforestation 4. Sustainable use of Ground Water 5. Decrease Greenhouse Gas emissions

Question 29

Irrigation water contains various dissolved salts picked up as water flows over or through rock and soil. This is called _________________

Answer 29

soil salinization.

Question 30

___________ starts by attempting to wash the salts out of the topsoil by pumping more water.

Answer 30

Water logging

Question 31

This is the process of extracting precious minerals and other geological materials from the earth.

Answer 31

Mining

Question 32

_______________ involves stripping the land of its vegetation and soil, resulting to severe erosion.

Answer 32

Surface mining

Question 33

_________________ involves the digging of shafts and tunnels, often with the aid of explosives. This could trigger the formation of sinkholes.

Answer 33

Underground mining

Question 34

This refers to the rapid expansion of a city into the countryside around the city.

Answer 34

Urban Sprawl

Question 35

___________ leads to loss and fragmentation of habitat due to the building of new settlements and infrastructure projects.

Answer 35

Urban sprawl

Question 36

To reduce the use of automobiles, residential and commercial areas should be built around mass transit networks, called ______________

Answer 36

transit villages.

Question 37

________ can also be developed wherein communities actively participate in re- greening movements and maintain ecological sustainability.

Answer 37

Ecovillages

Question 38

T or F Overuse of chemical fertilizers and pesticides alters the chemical balance of the soil, making it inhospitable for plant growth

Answer 38

T