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What are the effects of changes land use Class 8?

What are the effects of changes land use Class 8?

The vast changes in the land use pattern shows the cultural changes in our society. Land degradation, landslides, soil erosion, desertification are the major threats to the environment because of the expansion of agriculture and construction activities

What is land use for class 8?

The land is used for different purposes such as agriculture, forestry, mining, building houses, roads and setting up of industries. This is commonly termed as Land use. Physical Factors determining the use of land- topography, soil, climate, minerals and availability of water.

What are the threats of environment?

Our planet is under attack- here are 6 environmental threats facing it now:

  • Climate change.
  • Deforestation.
  • Pollution.
  • Loss of biodiversity.
  • Oceanic dead zones.
  • Overpopulation.
  • Over-fishing.

What are the common method used to conserve land resources?


  • Contour mowing.
  • Terrace farming.
  • Keyline design.
  • Perimeter runoff control.
  • Windbreaks.
  • Cover crops/crop rotation.
  • Soil-conservation farming.
  • Salinity management.

How does environmental factors affect human Behaviour?

The environment can influence peoples’ behavior and motivation to act. The environment can influence mood. For example, the results of several research studies reveal that rooms with bright light, both natural and artificial, can improve health outcomes such as depression, agitation, and sleep.

What are the effect of changed land use?

A rapid expansion of agricultural activities has caused an enormous change in land use in the small Sanjiang plain in the past 30 years, from a mass of forest, grassland, and wetland to farmland [26, 27], resulting in natural ecosystems being altered and destroyed and many ecological problems such as soil erosion.

Which are the two main climatic factors responsible for soil formation?

Answer: Two main climatic factors responsible for soil formation are Temperature and Rainfall, wherein rainfall influences the rate of weathering and humus formation. (ii) Write any two reasons for land degradation today.

What are two main climate factors?

Answer: Temperature and rainfall are the two main climatic factors responsible for soil formation. Both these factors promote weathering, that is, breaking down of rocks

What are the factor affecting personality?

There are three main influences on personality development that we are going to look at in this lesson. Those are heredity, environment, and situation. Heredity: This refers to the influences on your personality that you are born with. They are in your genes and there is not much you can do to change these traits.

What are some examples of environmental conditions?

They include:

  • Exposure to hazardous substances in the air, water, soil, and food.
  • Natural and technological disasters.
  • Climate change.
  • Occupational hazards.
  • The built environment.