Natural resources are resources that exist without any actions of humankind. This includes the sources of valued characteristics such as commercial and industrial use, aesthetic value, scientific interest, and cultural value. It is comprised of Abiotic resources and Biotic resources.
Abiotic resources consist of land, water, air, sunlight, and material. Biotic resources consist of forests with wild plants and animals, human population, coal, and natural gas produced million years ago…
Types of Resources
Renewable resources: It is inexhaustive and regenerates over some time. Example: Water, air, sunlight, wild plants…
Non-renewable resources: It cannot be regenerate, once used cannot be used again. example: coal, petroleum…
It is an important renewable natural resource. Trees, shrubs, and herbs dominate the forest ecosystem. 33% of the world’s area consists of forest lands.
Insects, birds, and animals live there. The native forest has naturally grown plants and trees. Man grows Man-made forest consists of species of trees, shrubs, etc.,
It is an elixir of life. It is a renewable and indispensable natural resource.
The volume of water on the earth is 1.4 billion cu km of which 93% is seawater, 4.1% is fresh water on land, 0.2% is glaciers and 0.0001% is the humidity of the air.
The amount of underground water is 8 million cu. km.
97% of the earth’s surface is fill with water.
If the earth is flat, it will be two feet underwater.
Man need About 1% of water. About 60 -65% of water is present in the body of animals and plants.
Of the total rainfall, 77% of the rain falls on the sea and 23% on land.
About 84% of water vapor rises from the sea surface whereas 16% from land. Use and Over-utilisation of surface and groundwater Uses
It is a concentration or occurrence of solid material of economic interest in or on the Earth’s crust in such form, grade, or quality and quantity that there are reasonable prospects for eventual economic extraction.
Food is essential for the growth and development of living organisms. These essential material is call nutrients.
These nutrients are available from a variety of animals and plants. There are thousands of edible plants and animals over the world, out of which only about three dozen types constitute the major food of humans.
Energy is defined as the capacity to do work. It is the basis of our life. Life is cannot be imagined without energy. Development activities like agriculture, transport, industries, and domestic consumers are dependent upon energy.
It is the most finite and valuable resource upon which we depend for our basic amenities of life.
Through all means, we must preserve land.