ഡി.വി.എം.എൻ.എൻ.എം.എച്ച്.എസ്.എസ് മാറനല്ലൂർ/അക്ഷരവൃക്ഷം/essay about our environment

essay about our environment 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.        Natural environment The natural environment may be divided into physical elements or the abiotic environment and biological elements or the biotic environment. Abiotic Environment       This comprises the inorganic or non- living things in the environment. It is divided into the Lithosphere,Hydrosphere,and Atmosphere. 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 ഗൗരി 8 E ഡി.വി.എം.എൻ.എൻ.എം.എച്ച്.എസ്.എസ് മാറനല്ലൂർ കാട്ടാക്കട ഉപജില്ല തിരുവന്തപുരം അക്ഷരവൃക്ഷം പദ്ധതി, 2020 ലേഖനം