Anthropogenic Effects on Wildlife and its necessity.

Anthropogenic Effects on Wildlife and its necessity. Nature has always been a source of survival of human beings. Before cities, machines and the modern technology, people used forests, rivers, oceans and grasslands as sources of food, shelter and security. Even in the modern world, where technology has been developed, all spheres of human life are […]

Food Chains, Food webs and the Energy flow in nature.

Food Chains, Food webs and the Energy flow in nature. Life on earth cannot exist without energy. Growth, movement, reproduction, healing and the internal body functions all need some energy. In the natural ecosystem, nearly all the energy is produced by one source, the sun. Photosynthesis is the process in which plants will absorb sunlight […]