A forest is a highly complex and constantly changing environment. It is made up of a variety of living things like wildlife, trees, shrubs, wildflowers, ferns, mosses, lichens, fungi and microscopic soil organisms; and non-living things such as water, nutrients, rocks, sunlight and air. Trees are the biggest part of this complex community.
The tragedies in the environment stimulated the world nations the recognition of which first appeared in the shape of the United Nations Conference on Human Environment for the preservation and enhancement of its quality, at Stockholm from June 6 to June 16 in the year 1972. The delegates from 114 nations attended the conference and signed the Stockholm Declaration.
Our environment today is facing a number of problems. All those problems are causing dangers to take shape against the existence of the whole biosphere of this planet. But who is behind all those problems? The answer is – M A N.
Most animals of the same kind have same body parts. But their body parts differ in size, shape, colour and functions.
An activity that serves as one’s regular source of livelihood is called as occupation
Some environmentalists define land pollution as – build up of toxic chemical compounds, salts, pathogens or radioactive materials in soil that can affect plant and animal life adversely, is called as soil pollution.
The unit of biosphere having all the components producers, consumers and decomposers and the abiotic components together with physical factors in dynamic relationships is called as ecosystem.
Humans have a complex relationship with animals. They use them for a variety of purposes. There are working animals, companion animals, animals used for scientific research, and animals used for food and byproducts.
The conservation of the environment implies the sustainable use and management of natural resources, including wildlife, water, air, and earth soils.
It usually focuses on human needs and interests, which include the biological, economic, cultural, and recreational values of the natural environment.
Land-filling is the process of disposing solid waste in low lands or into trenches through proper sanitary methods. It involves- collection, transport, compaction, etc. processes along with proper management for gas-outlet etc. For land filling, the important thing to be taken into account is the distance of waste collection site to the waste dumping site, because it involves cost of transportation.
In irrigated conditions 80 kg of Nitrogenous fertilizers, 30 kg of Phosphorus, 20 kg of Potassium and 20 kg of Sulphur fertilizers are recommended in one hectare of land for the linseed cultivation.
A habitat is the natural home or environment of an animal, plant, or other organism.
