L3

Sabrina Mikhaela Canindo · 42問 · 1年前

通報

問題一覧

Any component of the environment which has intrinsic value of its own.

Resource

Any component which can be transferred in a way such that it becomes more valuable and useful.

Resource

The main problem associated with natural resources.

Unequal Consumption

A major part of natural resources are consumed in ...

Developed World

It also over use many resources because of their greater human population.

Developing Nations

The consumption of resources per capita (per individual) of the developed countries is up to ... times greater than in most developing countries.

Advanced countries produce over ...% of global industrial waste and greenhouse gases.

... from fossil fuels consumed in relatively much greater quantities in developed countries.

Energy

The USA for example with just ...% of the world's population consumes about ...% of the world's resources.

4, 25

Producing animal food for human consumption requires more land than ...

Growing Crops

Countries that are highly dependent on non-vegetarian diets need much larger areas for pastureland than those where the people are mainly vegetarian.

True

Our natural resources can be compared with money in bank. If we use it rapidly the capital will be reduced to zero. On the other hand if we use only the interest, it can sustain us over the longer term.

Sustainable Utilization or Development

Are indicators of the sustainable use of resources.

Quality of Human Life, Quality of Ecosystems on Earth

The natural reserves which man utilizes for sustenance and welfare.

Stock Supply

A biotic community predominant of trees, shrubs or any other woody vegetation usually in a closed canopy.

Forest

Forest is derived from latin word '...' means '....

Foris, Outside

Depends heavily on a larger number of plant and animal products from forests for his daily needs.

Commercial Uses, Man

The chief product that forests supply is ..., which is used as fuel, raw material for various industries as pulp, paper, newsprint, board, timber for furniture items, other uses as in packing articles, matches, sports goods etc.

Commercial Uses, Wood

Many of the plants are utilized in preparing medicines and drugs; Total worth of which is estimated to be more than $... billion per year.

Commercial Uses, 300

Many ... are used for mining, agriculture, grazing, and recreation and for development of dams.

Commercial Uses, Forests Lands

The main greenhouse gas carbon dioxide is absorbed by the forests as a raw material for photosynthesis.

Production of Oxygen

The main greenhouse gas ... is absorbed by the forests as a raw material for photosynthesis.

Carbon Dioxide

Acts as a sink for carbon dioxide thereby reducing the problem of global warming caused by greenhouse gas CO2.

Forest Canopy

Forests are the homes of millions of wild animals and plants.

Wild Life Habitat

Are the homes of millions of wild animals and plants.

Forests

About ... species are found in the tropical forests alone.

7 million

Act like giant sponges, absorbing the rainfall, slowing down the runoff.

Forested Watersheds

They control climate through transpiration of water and seed clouding.

Forested Watersheds

Forests bind the soil particles tightly in their roots and prevent soil erosion.

Soil Conservation

Forests also act as wind breakers.

Soil Conservation

Forests can absorb many toxic gases and can help in keeping the air pure and in preventing noise pollution.

Pollution Moderators

Man depends heavily on forests for food, medicine, shelter, wood and fuel.

Over Exploitation of Forests

With growing civilization, the demands for raw material like timber, pulp, minerals, fuel wood etc. shot up resulting in large scale logging, mining, road-building and clearing of forests.

Over Exploitation of Forests

Our forests contribute substantially to the national economy. The international timber trade alone is worth over US $ ... per year.

Over Exploitation of Forests, 40 billion

The devasting effects of deforestation in India include soil, water and wind erosion, estimated to cost over ... cores every year.

Over Exploitation of Forests, 16,400

Helps in maintaining soil fertility.

Litter

Balances CO2 and 02 levels in atmosphere.

Ecological Significance of Forests

Regulates earth temperature and hydrological cycle.

Ecological Significance of Forests

Encourage seepage and reduces runoff losses, prevents drought.

Ecological Significance of Forests

Reduces soil erosion (roots binding), prevents siltation and landslides thereby floods.

Ecological Significance of Forests

Litter helps in maintaining soil fertility.

Ecological Significance of Forests

Safe habitat for birds, wild animals and organisms against wind, solar radiation and rain.

Ecological Significance of Forests

Refers to the loss of forest cover.

Deforestation

Land that is permanently converted from forest to agricultural land, golf courses, cattle pasture, home, lakes or desert.

Deforestation

Change of forest with depletion of tree crown cover more than 90%.

Tropical Deforestation, FAO of UN

Depletion of forest tree crown cover less than 90%.

Forest Degradation

FAO

Food and Agriculture Organization

Conversion of forests to agricultural land to feed growing numbers of people.

Agriculture

Destroys

Commercial Logging

Raising cash crops for increased economy.

Cash Crop Economy

The needs also increase and utilize forests resources.

Increase in Population

Conservation derived from two Latin words, ...- together ... - to keep or guard measures, i.e. an act of preservation or to keep together

con, servare

Is an indispensable resource.

Water

Around ...% of world surface is covered with water.

Most of the animals and plants have ...% of water in their body.

60-65

The availability of water decreases in the following order:

Tropical Rain Forest, Temperate Regions, Deserts

It is used for domestic, irrigation, industrial purposes.

Water

Out of the total available water ...% is used for agriculture, ...% for industrial usage.

75, 20

...% of fresh water is ground water and it is ...% greater than surface water.

9.86, 35-50

The layer of soil which is permeable has the ability to store water.

Aquifer

It is generally made up of gravel, sand etc.

Aquifer

It is covered by permeable layer.

Unconfined Aquifer

The recharge of this layer is by rainfall or snowmelt.

Unconfined Aquifer

Sandwiched between impermeable layers.

Confined Aquifer

The recharge is through unconfined aquifer layers.

Confined Aquifer

Leads to rapid depletion of water resources, ground subsidence, lowering of water table and water logging.

Over Utilization of Water

It is universal right.

Clean Water

It is a valuable commodity and it has to be conserved.

Water

When evaporation and transpiration rates are lower than the rainfall.

Surface Water

Over flow of water, whenever the water in flow is greater than the carrying capacity of the channels.

Flood

Unpredictable delay in climatic condition occurring due to monsoon rain failure.

Drought

In order of month or year, actual moisture supply at a given place consistently falls below critical level.

Meteorological

Deficiency in surface and subsurface water supplies.

Hydrological

Inadequate soil moisture to meet the need of a particular crop at particular time or susceptibility of crops during different stages in its development.

Agricultural

Reduction in the availability of food and social securing of people.

Socioeconomic

Due to increase in population and decrease in water resources.

Conflicts Over Water

Are built across the river in order to store water for drinking, agricultural, industrial purpose.

Dams

Now days they are mainly used for the hydropower production.

Dams

These play a key role in the development process due to their multiple uses.

River valley projects with big dams

These aim at providing employment for tribal people and raising the standard and quality of life.

River valley projects with big dams

Can help in checking floods and generate electricity and reduce water and power shortage, provide irrigation water to lower areas, provide drinking water in remote areas and promote navigation, fishery.

Dams

The impacts of big dams can be ... as well as ... levels.

Upstream, Downstream

Are naturally occurring substances with definite chemical and physical properties.

Minerals

Is an element or inorganic compound that occurs naturally.

Mineral

Weapons, settlement.

Defense Equipments

Telephone wires, cables, electronic devices.

Communication

Particularly in Ayurvedic System.

Medical System

Fertilizers, seed dressings and fungicides.

Agriculture

Gold, silver, platinum, diamond.

Jewelry

It has been generated which disrupt the surface and ground water circulation.

Great volume of debris

It also reduces the water carrying capacity of streams very close to mining area.

Great volume of debris

The stacking of over burden and building of soil banks creates problems of ...

Landslides

Mining and ore processing normally causes ... pollution.

Air, Water

It can pose a serious problem of water pollution, which adversely affects the flora and fauna.

The acid water generated in coalmines

It causes lowering of water table, which leads to drying of wells or sea water intrusion.

Deeper excavation of ground

Takes place due to removal of vegetal covers.

Deforestation

It is a hazard that is difficult to control.

Underground fire in coalmines

Blasting of rocks not only annoying the people nearby, but also cause hazard from fly rocks and dusts and damage to buildings due to vibrations.

Stone Quarries

Is done to extract minerals from deep deposits in soil.

Mining

100

Mining requires removal of vegetation along with underlying soil mantle and overlying rock masses.

Devegetation and defacing of lands

Enumeration

Enumeration

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Identification

Identification

260問 • 1年前

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Chapter 1

Chapter 1

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C1 part 2

C1 part 2

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Chap 1&2

Chap 1&2

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HUM

HUM

204問 • 1年前

Chap 3&4

Chap 3&4

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Lesson 2,3,4,5,6,7

Lesson 2,3,4,5,6,7

140問 • 1年前

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Chap 1,2

Chap 1,2

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Lesson 1

Lesson 1

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Chap 3,4

Chap 3,4

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Sabrina Mikhaela Canindo · 57問 · 1年前

Chapter 2

Chapter 2

57問 • 1年前

Lesson 1&2

Lesson 1&2

Sabrina Mikhaela Canindo · 54問 · 1年前

Lesson 3&4

Lesson 3&4

54問 • 1年前

Chapter 3

Chapter 3

Sabrina Mikhaela Canindo · 73問 · 1年前

Lesson 5,6&7

Lesson 5,6&7

73問 • 1年前

Sabrina Mikhaela Canindo · 51問 · 1年前

Chapter 4

Chapter 4

51問 • 1年前

Sabrina Mikhaela Canindo · 56問 · 1年前

(2)

(2)

56問 • 1年前

Chapter 5

Chapter 5

Sabrina Mikhaela Canindo · 60問 · 1年前

CE215

CE215

60問 • 1年前

Sabrina Mikhaela Canindo · 17問 · 1年前

MTE4

MTE4

17問 • 1年前

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238問 • 1年前

Sabrina Mikhaela Canindo · 204問 · 1年前

HUM

HUM

204問 • 1年前

DRAW

DRAW

Sabrina Mikhaela Canindo · 51問 · 1年前

ECON

ECON

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Sabrina Mikhaela Canindo · 121問 · 1年前

Chap1

Chap1

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Sabrina Mikhaela Canindo · 39問 · 1年前

MECH

MECH

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Sabrina Mikhaela Canindo · 131問 · 1年前

chap2

chap2

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draw

draw

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Enumeration

Enumeration

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ttr

ttr

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g ycu

g ycu

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ENUMERATION

ENUMERATION

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Sabrina Mikhaela Canindo · 35問 · 1年前

Enumeration

Enumeration

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Sabrina Mikhaela Canindo · 53問 · 1年前

Enumeration

Enumeration

53問 • 1年前

Sabrina Mikhaela Canindo · 348問 · 1年前

5-8

5-8

348問 • 1年前

Chapter 5

Chapter 5

Chap 6

Chap 6

Sabrina Mikhaela Canindo · 43問 · 1年前

Enumeration

Enumeration

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Sabrina Mikhaela Canindo · 23問 · 1年前

Enu2

Enu2

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Sabrina Mikhaela Canindo · 80問 · 1年前

Chap 7

Chap 7

80問 • 1年前

Sabrina Mikhaela Canindo · 39問 · 1年前

Enumeration

Enumeration

39問 • 1年前

Sabrina Mikhaela Canindo · 113問 · 1年前

Chap 8

Chap 8

113問 • 1年前

Sabrina Mikhaela Canindo · 42問 · 1年前

chap9

chap9

42問 • 1年前

Sabrina Mikhaela Canindo · 123問 · 1年前

123問 • 1年前

Sabrina Mikhaela Canindo · 61問 · 1年前

Natural and Forest Resources

Natural and Forest Resources

61問 • 1年前

Sabrina Mikhaela Canindo · 31問 · 1年前

ECON

ECON

31問 • 1年前

Sabrina Mikhaela Canindo · 9問 · 1年前

MTE4 PREFI

MTE4 PREFI

9問 • 1年前

Water and Mineral Resources

Water and Mineral Resources

Sabrina Mikhaela Canindo · 56問 · 1年前

Food, Energy, Land Resources

Food, Energy, Land Resources

56問 • 1年前

Sabrina Mikhaela Canindo · 19問 · 1年前

CE215 PREFI

CE215 PREFI

19問 • 1年前

Sabrina Mikhaela Canindo · 142問 · 1年前

HUM PREFI

HUM PREFI

142問 • 1年前

Sabrina Mikhaela Canindo · 22問 · 1年前

Enumeration

Enumeration

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Sabrina Mikhaela Canindo · 70問 · 1年前

8,9

8,9

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10,11

10,11

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L10

L10

35問 • 1年前

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L11

L11

37問 • 1年前

Sabrina Mikhaela Canindo · 5問 · 1年前

Identification

Identification

5問 • 1年前

Ident

Ident

Sabrina Mikhaela Canindo · 12問 · 1年前

enu

enu

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Sabrina Mikhaela Canindo · 17問 · 1年前

officials

officials

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events

events

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54問 • 1年前

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55問 • 1年前

Sabrina Mikhaela Canindo · 39問 · 1年前

Enumeration

Enumeration

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Sabrina Mikhaela Canindo · 146問 · 1年前

1-5

1-5

146問 • 1年前

Sabrina Mikhaela Canindo · 81問 · 1年前

2,3,4

2,3,4

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58問 • 1年前

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28問 • 1年前

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31問 • 1年前

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enu 2

enu 2

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22問 • 1年前

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ENU

ENU

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11問 • 1年前

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88問 • 1年前

midterm

midterm

Sabrina Mikhaela Canindo · 66問 · 1年前

66問 • 1年前

Sabrina Mikhaela Canindo · 24問 · 1年前

2.1

2.1

24問 • 1年前

Mech E3

Mech E3

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48問 • 1年前

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Techno

Techno

146問 • 1年前

Sabrina Mikhaela Canindo · 27問 · 1年前

enu L1

enu L1

27問 • 1年前

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Mech E2

Mech E2

14問 • 1年前

Sabrina Mikhaela Canindo · 186問 · 1年前

1-5

1-5

186問 • 1年前

Sabrina Mikhaela Canindo · 52問 · 1年前

52問 • 1年前

Sabrina Mikhaela Canindo · 72問 · 1年前

Book

Book

72問 • 1年前

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28問 • 1年前

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80問 • 1年前

Sabrina Mikhaela Canindo · 26問 · 1年前

26問 • 1年前

Sabrina Mikhaela Canindo · 186問 · 1年前

Hum 3

Hum 3

186問 • 1年前

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Obtaining Data

Obtaining Data

16問 • 1年前