Most of you us have seen the Baya birds – peculiar birds of monsoon season. These beautiful birds are found in many states of India and of course in many other countries of the world. These birds are also found all over Java and Sumatra.
Discoveries and inventions have made human lives easy and comfortable. Men have stopped walking long distances. But his does not relate to flying of birds. They continue flying and flying for ages very high and up to amazingly long distances.
Adolescence remains a critical phase of life. Extra efforts are to be put in managing teens especially in a disturbed period like spread of a pandemic when we have to remain indoors during a lockdown.
Ecosystems can be categorised into two broad categories: natural and artificial. Natural Ecosystems are those ecosystems that operate by themselves under natural conditions. These ecosystems are further categorized as Terrestrial and Aquatic Ecosystems. Terrestrial ecosystems relate to lands, whereas Aquatic ecosystems relate to fresh or marine water. Freshwater ecosystems may be Lotic or Lentic. Lotic are running water ecosystems like springs, streams or rivers, whereas Lentic Fresh Water Ecosystems may be found in standing waters of lakes, ponds, pools, puddles, ditches, swamps, etc. Marine Ecosystems are found in marine waters of salt lakes, seas, oceans and estuaries. Artificial Ecosystems are man-engineered ecosystems like crop fields, artificial ponds and lakes, aquaria, fish ponds, and abandoned mines reclaimed as lakes or water bodies for recreation.
The Wind is Air in Motion. It is caused by differential heating of land, water, hills and mountain slopes by sun rays. About 25 % (i.e., 0.34 KW/m2) of incident solar radiation is dissipated as wind energy. There is kinetic energy in wind.
Control and Coordination in animals are performed by the activities of different types of chemical substances. These chemical substances are known as Animal Hormones.
New Technologies are developed for improving and increasing industrial production. Similarly, new projects are formulated for providing energy to those industries.
Fossil fuels- coal, petroleum and natural gas, are sources of energy and lots of useful substances. They have been and still they are the back bones of the economic developments and the basis of the modern civilization.
Biodiversity and other sources supply raw materials to many important industries. They have aesthetic value and appeal for ecotourism, which supports the growth of the national economy. They are also potential sources of pharmaceuticals, other chemicals, agricultural materials, etc.
In view of offering right price to vegetable growers and making their business free from mediators, the Government of Jharkhand (India) is in a mood to fix Minimum Support Price (MSP) for vegetables from this year.
Dr. M. P. Mishra is a noted environmentalist of India. He is known for his researches in environment conservation, wildlife activism, and for his writings.
Human beings needed to live together to have a family and to rear and develop children. They lived together for social security and social strength. Thus, human settlements were formed.
Neighbourhood is a geographically localized community within an area, may it be a rural area, a town or a city, or sub-urban.
