Science Write notes.

i. Environmental conservation is protection, preservation, management, or restoration of the natural environment.
ii. It is necessary to conserve our environment because any imbalance in the environment directly affects the existence of the biotic factors.
iii. The environment fulfils our basic needs of food, clothing and shelter. It constitutes our food chain, thus conserving it is necessary for sustenance of life. However, population explosion has led to overconsumption of natural resources.
iv. Environmental conservation involves the use of natural resources rationally in order to avoid excessive degradation of environment.

i. The forest protected or conserved in the name of God (on religious grounds) and considered to be sacred is known as sacred grove or Devrai.
ii. Sacred groves are in fact sanctuaries conserved by the society and not by the government forest department.
iii. It has special protection, as it has been conserved due to special religious importance.
iv. Sacred groves are present not only in Western Ghats of India but in the entire country.