Human activities of pollution are modifying the natural process of green house effect. The advent of the Industrial Revolution in the 1700s boosted up the activities of burning of fossil fuels like coal, oil and natural gas which released lots of heat absorbing gases into the atmosphere.
As per an assessment, about 600 million people inhabited urban areas of the world in the year 1950. But now urban areas have been recorded to be inhabited by about half of the total population.
The balance of nature is maintained by its different components -living and non-living, if they remain unaltered by human beings.
Bottle Gourd is also known as Calabas, White- flowered Gourd and Tasmanian Bean. Taxonomically, it is known as Lagineria siceraria belonging to the family Cucurbitaceae. It is a vine which is cultivated for its fruit used as a vegetable.
The application of scientific knowledge for practical purposes, especially in industry, is called as technology.
According to the World Health Organisation (WHO) – Nutrition is the intake of food, considered in relation to the body’s dietary needs.
Different activities may generate waste which may be solid or liquid. The quality of both solid and liquid wastes is increasing and if the wastes are disposed in an uncontrolled manner these may cause adverse impact on public health and environment. Hence these wastes need to be managed efficiently so as to safeguard public health and environment.
Sankranti or Solstice means: moving from one place to the other or meeting with another. When sun enters from one rashi o the other rashi, it is called as Sankranti.
The environment of our earth has a number of life zones that support birth and development of all types of organisms.
All the life zones of the earth are collectively called as Biosphere.
The biosphere vertically extends into the atmosphere up to about 10 km and downwards into the oceans up to a depth of about6.9 km.
Living beings in environment like animals and plants constitute more than half of the environment in the biosphere. All of these need to be conserved.
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.
