FACTS ABOUT EARTHQUAKES
An earthquake is defined as a violent tremor in the earth’s crust which sends out…
PHYSICAL GEOGRAPHY
MINERAL RESOURCES
Minerals, unlike other resources are non-renewable resources because once they are exhausted, they cannot be…
VEGETATION RESOURCES
Vegetation resources include all the resources one can get from the forest and savanna for…
WATER RESOURCES
Water resources refer to any useful material (living or non-living) inside water which are of…
ATMOSPHERIC RESOURCES
Atmospheric resources are those elements such as wind, water, sunlight and gases found in the…
MEANING OF ENVIRONMENTAL RESOURCES
Environmental resources refer to any useful item in the environment, or materials and substances that…
ENVIRONMENTAL CONSERVATION
Conservation is defined as the planned, control exploitation or judicious use of natural resources to…
LITHOSPHERE
Earth’s crust and the interior of the earth: The earth is almost like a sphere….
PERIHELION AND APHELION
The orbit of the earth is an ellipse. Its length is 93,80,51,827 kilometres. The sun…
DIURNAL AND ANNUAL MOTION OF THE EARTH
Everyday the sun rises in the east and sets in the west. This process led…
CLIMATIC CHANGE
Climatic change is defined as a change in the statistical properties of the climatic system…
CLASSIFICATION OF SOIL
Several classifications of soil types exist. The zonal classification treated here is considered most appropriate…