A careful study and examination is necessary to understand the nesting behaviour of birds. Nests can be and should be studied only after the migration of birds. A scientific observation and careful study of nests reveals the secrets of the nesting concepts of these little architects (birds).
The Environmental Calamities that shook the humanity during fifties and sixties were powerful enough to generate serious and widespread sense of responsibility among world nations towards the global environment. Some of these calamities include : The killer smog in New York and London which claimed 5000 lives in 1952; The mercury poisoning due to the consumption of mercury-contaminated seafood in Japan;
According to the Policy Document of Indian Agriculture Policy, Agriculture in India is a way of life, a tradition, which,…
We have many types of butterflies around us. These are good pollinators of crop plants and grass pollinators. Theecotrends lens has some images of these pollinators
Living beings interact with each other, with members of other species, and with components of the abiotic environment in an…
Sometimes it so happens that serious and abrupt changes in weather condition ruin the entire crop. Thus, the hard work of the whole season goes in vain. What about the debt which he has to pay? On the other hand, market prices of his agriculture production often remain too less to support the economy of the farmer. These are the conditions under which a number of farmers in different states of India have been reported committed suicides.
Kirata, Kalmegh or Chiraita is a wild herb with bitter taste. It grows in the wild in forests, wastelands, and along roadsides. It is popularly known as the king of bitters.
The process of recovering or reusing usable materials from discarded waste is called recycling. For example, about 15 per cent of Sulphuric acid is recycled in chemical manufacturing. In the early days, all the sulphur needed for the production of sulphuric acid was taken out of mines directly. But now, with the prevailing tendencies of recycling, sulphuric acid manufacturing industries are using sulphur from smelters, refineries, etc.
Cuscuta is found throughout the temperate and tropical regions of the world. It has great species diversity in subtropical and tropical regions of the world. It has many folk names like wizard net, devil’s hair, goldthread, hair weed, love wine; strangle weed, angel’s hair, and witch’s hair.
Man is surrounded by various life forms, forces and conditions- both physical and biological. Sunlight, land, air and water form physical conditions whereas all the plants, animals, and microorganisms form biological conditions.
man is causing serious impacts on environment. Concrete jungles do not allow rain water to enter into the gound. As such water table is falling down.
A population is a group of individuals (all members of a single species) who live together in the same habitat and are likely to interbreed. Each population has a unique physical distribution in time and space. It may contain individuals of different ages, and its size (density) is likely to change over time. It grows or shrinks according to the reproductive success of its members.
