Sexual Reproduction in Animals
Great diversities are found in terms of sexual reproduction among animals.
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Eat Tilkuts of Gaya on this Makar Sankranti
The Makar Sankranti, the festival of Sun Worship and the festival of harvest is usually celebrated on 14th or 15th of January every year. This year, it is going to be celebrated on the 14th January 2021.
Grow Banyan and Tamarind for a better environment
Both the banyan and tamarind trees have large canopy and plenty of leaves. These produce lots of oxygen and absorb lots of carbon dioxide. Thus, besides numerous other benefits they keep up the balance of environment.
Prepare Biochar to End Up Paddy Stump Burning
The technique of carbon fixation has been developed by Dr. Ram Swaroop Meena of Banaras Hindu University, U.P. – India who has potentized his technique entitled “Low cost Biochar with Integrated Nutrient Management”.
Evidences of evolution of life
Studies and researches that are done in different fields from time to time show increasing complexities in organisms than their ancestors. These studies and evidences show many important evidences of organic evolution.
On the World Autism Day …
April 2 every year is celebrated as the World Autism Day. The aim of the celebration of this day is to create Awareness among parents about this problem with their children.
Control of Atmospheric Pollution
The Pollution of atmosphere leads to severe consequences on local, regional, national and international levels.
Factors Causing Population Change
There are four basic factors that cause population change in a country – Natality or the birth rate, Mortality or…
One More City Going Down towards Water Crisis
Dams have started drying in Ranchi, the capital of Jharkhand state of India.
Medicinal Weed Argemone Mexicana or Satyanasi
Medicinal weed Argemone Mexicana or Satyanasi is a prickly weed. It has been introduced and naturalized in India. It grows as waste land weed in almost every part of the country. It is reported as crop weed also in many parts of the country.
Modern Agriculture and its impact on the Environment
More than half of the population of the world comprises farmers. These farmers know that maintenance and conservation of natural resources are very important to sustain their livelihoods. However, the demand of more and more food due to exploding population and higher expectations for comfort and wealth forces these farmers to exploit more and more of the natural resources through the application of modern technology.
What is Ozone layer? How is it depleted and what are the control measures?
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.
