Pollution and Its Types Pollution is an important cause for the loss of life on the Earth. Unwanted and too much addition of toxic substances in air, water, noise and soil leads to pollution. Pollution has adversely affected and changed the natural and unique quality of environment. It has caused negative effects on living organisms. Residues and leftovers of various things produced by men and throwaway objects contributes in polluting the...

Biological Diversity Or Bio-diversity Biological diversity or bio-diversity is the variety of living things that we see existing around us on the Earth. In other words, existence of a large number of different kinds of animals and plants making a balanced environment is known as biological diversity or bio-diversity. There are thousands of living species varying in their size, shape, colour and body parts. One finds great diversity from microorganisms to...

Non-renewable Resources Resources available on the Earth can be divided into renewable and non-renewable resources. However, non-renewable resources are also known as artificial or deplete resources. They cannot be replaced after use. A non-renewable resource is a natural resource that is used up faster than it can be made by nature. It cannot be produced, grown or generated on a scale, which can withstand how quickly it is being consumed. Once...

Forest and Water as Renewable Resources    Resources available on the Earth can be divided’ into renewable and non-renewable resources. Renewable resources are also known as natural or non-depletere sources. On the other hand, non-renewable resources are also known as artificial or deplete resources. Renewable resources are replaced naturally. These resources can be used without the risk of finishing or exhausting. Wind, solar power, wave power, forests, vegetation, wild life, pastures...

Greenhouse Effect In 1827, J. Fourier first used the term `Greenhouse Effect’. It is also called global warming, atmospheric effect or Carbon dioxide problem. Greenhouse effect is a problem of the gradual rise in temperature of the Earth’s atmosphere. It is caused due to increase in harmful gases in the air surrounding the Earth, which traps the heat of the sun. Greenhouse effect is the slow warming of the air because...

Causes and Effects of Deforestation   Forests are important treasure of a country. They are valuable source of different kinds of commodities like wood, fuel, fodder, timber and herbal drugs. Forests also provide several raw materials useful for various industries. They provide shelter to different animals and birds. Forests help in maintaining the environmental balance. As the uses of forests are increasing, even the threat to their existence is increasing day-by-day....

Environmental Hazards on Human Health   Factors such as pollution, higher levels of noise, contaminated food, water and air are responsible for creating hazardous effects on human health. If the air, we breathe is polluted and the food or water we consume contains microorganisms than we are likely to suffer from diseases. This can even reduce the life span among people. For most people all over the world the greatest environmental...

What is Wrong With Indian Cricket?   Ever since Australia and England started playing Test Cricket, cricket has travelled a long way. Since then a number of changes have also taken place in the structure as well as in the format of the game. The game of cricket took its birth in India when this country was under the British rule and thus, like English language, cricket too can be rightly...