The liberalization and the Globalization have brought a number of visible and invisible changes in the World Economy. Some of the visible changes are- better communication systems, processed food and soft drinks.
Producers in running or Lotic type of ecosystem comprise species of algae, and plants that grow on embankments. Various varieties of molluscs, tadpoles, and insects are primary consumers whereas fish, crabs, and crustaceans are secondary consumers of this ecosystem. Numerous species of bacteria and few species of fungi act as decomposers in this ecosystem.
Constructing a new infrastructure; expanding a residential area; building an industrial plant; increasing the capacity of an airport – are some typical examples of developments that can be carried out only if the competent planning authorities grant the authorization.
Innumerable tribal people live in forests. Most of these are scheduled tribes. They depend on forests for their livelihood.
Ozone absorbs ultraviolet radiations so that much of it is never allowed to reach to the earth surface. The protective umbrella of ozone layer in the stratosphere protects the earth from harmful ultraviolet radiations. Ozone plays an important role in the biology and climatology on the earth’s environment. It filters out all the radiations that remain below 3000Å. Radiations below this wavelength are biologically harmful. Hence any depletion of ozone layer is sure to exert catastrophic impacts on life in the biosphere.
Thus, diversity of food is in fact the diversity of culture or at least you can say that cultural diversity of India is linked to its biodiversity. And so, the cultural diversity of the world is linked to its biodiversity. But often, we don’t get ready to accept it.
Land resources are used for a variety of purposes which may include organic agriculture, reforestation, water resource management and eco-tourism projects. In all these areas land use is needed to be sustainable.
Respiration is different in aquatic and terrestrial animals. Aquatic animals repire by means of gills and skin while terrestrial animals breathe in through lungs.
There have been a number of environmental movements in India through which people have been protesting for conservation of forests and other natural resources. Here some important People’s Movements have been introduced in brief.
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.
In the current period of Corona Pandemic most of the people are running to and fro for oxygen container as if Oxygen can only cure the corona patients in this period.
The South West Monsoon is ready to go in a delayed manner. It is returning late continuously since last three years.
