Pollution load in the atmosphere from non-renewable sources – Coal and Petroleum
Non-renewable resources coal and petroleum are energy sources that we use and consume faster than the rate of their production in nature.
fossil fuels
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How does Nutrition take place in Human Beings?
In a human being the ingestion of food is brought about in mouth where it is crushed into fine pieces by teeth.
Land Management, Its Needs and Principles
Land management is the process of managing the use and development of land resources in rural and urban areas. Land resources are used for a variety of purposes which may include organic agriculture, reforestation, water resource management and eco-tourism projects.
Exotic and Introduced Plants
Some propagules or seeds incidentally travel long distances and reach to other county. There they germinate and produce new plants.
Habitat Destruction
Nearly half of the planet’s plant and animal species live in Rainforests. Less than 2.5 billion acres of Tropical Forest have remained out of four billion acres on the Earth within a few hundred years.
Sexual Reproduction in Animals
Great diversities are found in terms of sexual reproduction among animals.
Court Hearing on Depletion of Water Resources in Ranchi
The Chief Justice of Jharkhand High Court Dr. Ravi Ranjan and Justice S.N.Prasad heard on the PIL demanding encroachment free conservation of Ranchi’s Bara Talab (so called Ranchi Lake) and other water sources on Thursday i.e. on 8th April, 2021.
Mechanism of Breathing and Cellular Respiration
The mechanical process of breathing involves inspiration and expiration.
Atmosphere and its Importance
The Envelope of air held around the earth by its magnetic force, gravity or geomagnetism, is called the atmosphere.
Population Control
Through different means – natural and unnatural the process of keeping in a limit the growth of population is called as Population Control. It is essential for the welfare of human families. This is the reason why its name has been changed to the Family Welfare.
Care for the Little Angels around You
The balance of nature is maintained by its different components -living and non-living, if they remain unaltered by human beings.
Interactions between members of a species
Living beings interact among themselves in the same species, with the members of the other species, and with the components of the abiotic environment in an ecosystem. Interaction between the members of the same species is called as Intraspecific whereas the interaction among individuals of different species is called as Interspecific.
