"ഡി.വി.എം.എൻ.എൻ.എം.എച്ച്.എസ്.എസ് മാറനല്ലൂർ/അക്ഷരവൃക്ഷം/essay about our environment" എന്ന താളിന്റെ പതിപ്പുകൾ തമ്മിലുള്ള വ്യത്യാസം

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The word environment is derived from the French word environer which means 'to surround'.Therefore, environment refers to the surroundings with in which an organism exists. These surroundings or conditions may be natural or artificial.The components of the environment comprise the natural environment and the artificial or manmade environment.The natural environment comprises living and non- living things that occur naturally on Earth.The man-made environment consist of the elements which developed as a result of interaction between man and natural,eg. Park,dam,etc.

The natural environment may be divided into physical elements or the abiotic environment and biological elements or the biotic environment.

Abiotic Environment

Lithosphere:-It is the solid rock surface of the Earth which provides the canvas for the existence of plants ,animals,and human beings.

Hydrosphere:- The water on the Earth including ground water is extremely essential for the survival of all forms of life on the Earth.

Atmosphere:- It is the mixture of gases,which surround the Earth.It protects the Earth from the harmful radiation of the sun and regulates the temperature of the Earth by making it habitable

     Biotic environment  

The three spheres - Lithosphere,hydrosphere,and atmosphere - meet  to form a narrow zone of interaction ,the biosphere ,which support life .

It is the responsibility of all citizen to conserve our nature.avoid deforestation and global warming.plant trees for our nature  

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