Measures to Control Desertification
Though a challenging task, it is possible to control desertification through measures like afforestation, rainwater harvesting, prevention of soil erosion, […]
Social Science
environment and environmental problems
Social Science
Causes of Desertification
The causes of desertification are:(i) Natural factors(a) Drought: It affects productivity of land and growth of natural vegetation, thereby leading
Social Science
Meaning of Desert and Definition of Desertification.
The parts of the earth where evaporation is high and rainfall is scarce, making it difficult for plants, animals and
Social Science
Causes of Air Pollution
Air pollution has become one of the serious environmental problems of today. Atmosphere mostly consists of gases such as nitrogen
Social Science
Short note on Land Pollution
Today land pollution has reached an alarming rate in most countries of the world. Land is being polluted mainly due
Social Science
Major environmental problems of the world
The major environmental problems of the world are:(i) Land, air, and water pollution(ii) Desertification(iii) Landslide and soil erosion(iv) Global warming(v)
Social Science
What is a local environmental problem? Give example
An environmental problem which affects only a particular place or a small area so far as their genesis and spread
Social Science
Explain the Meaning of Environmental problem
For a long time, there existed no environmental problem. This was because there existed a proper balance among the natural
Social Science
Major causes of Environmental Change
Today the environment is changing both in terms of space and time. The major causes of environmental change are the
Social Science
Discuss briefly the Relation among the Four Major Components of Environment
Environment consists of four components namely lithosphere, atmosphere, hydrosphere and biosphere. There is close interdependence and interaction among these four
Social Science
Composition of the atmosphere
The gaseous layer which surrounds the earth upto a height of 480 kms from the earth’s surface is known as
Social Science
Mention some of the biotic and abiotic elements of environment
The elements of environment are:( i) Biotic elements: All plants and animals ranging from microbes to large mammals.(ii) Abiotic elements:
Social Science
Meaning of environment
The term ‘environment‘ means the conditions existing around an organism which include biotic elements such as microbes, plants, animals and