What are the effects of man’s activities on the atmosphere?

The earth’s atmosphere has been keeping a sort of balance between its various constituents over the past billions of years. But the modern human activities such as large scale industrialization, rapid transport systems, changing life styles, and habits like smoking, burning of fossil fuels, and blind deforestation are upsetting the balance of atmosphere. The major…

What are the main steps of the oxygen cycle in nature?

Oxygen  It is the second most abundant element in the earth’s atmosphere by volume after nitrogen. Oxygen forms about 21 percent of the atmospheric gases. It is an essential element for the building up of living organisms and its life processes such as respiration. The Oxygen Reservoirs Are: Atmosphere –In terms of volume, 21 percent…

8 Tips For Preparing The Powerful Storms or Cyclone

Cyclones – It refers to the most intense storms on sea with powerful winds due to low pressure. In this powerful storms large number of trees, electric poles, and houses are damage where the cyclone activates. Today “Nisarg” cyclone is activate in  Arabian sea that damages trees, houses. and many more in Mumbai and several…

What are the elements of environmental planning?

The various administrative and legislative measures taken to reduce the pollution and conserve the natural resources on long-term basis are known as environmental planning. Environmental planning includes all that need to be done to improve the environment and several ways of achieving the objective which are discussed below The several  elements of environmental planning are…

What are the effects of unplanned technological growth?

Unplanned technical growth in an area disturbs the delicate equilibrium existing in the ecosystem of that area, and may even lead to disastrous results for the organism of that area. So when starting any project for the development of an area, it is necessary to look into the long-term effects of such a project on the environment….

What is the meaning of “Nuclear Winter” and what are its effects?

Nuclear winter is a climate cooling effect which arises from the use of nuclear weapons in war. The cooling and darkening effect are produced by smoke blocking the sunlight which feels cold and dust entering in the atmosphere Carl Sagan is an American astronomer who was first described the nuclear winter with an article which was…

What is atmosphere and what is its composition?

The earth is a solid and there is a mixture of gases surrounding the earth. The mixture of gases is called air. So the mixture of gases or the air envelope which surrounds the earth is called atmosphere. The atmosphere is held to the earth by the force of gravity. The major part of atmosphere…

What is the significance of glaciers present in the polar region?

Glaciers The word glacier has come from the glace (French word) that means ice. Glaciers are also known as “rivers of ice”. Most of the glaciers are made up of snows which are fallen in many years and packed together into solidifying masses of ice. It forms in the winter season in which large quantity…

What is Big Bang and what is Big Crunch? Will Big Crunch occur in future?

One of the most important theories about the beginning of the universe is the big-bang theory. The big-bang theory explains the formation of heavenly bodies such as galaxies, stars, and planets and many more. According to the big-bang theory, all the matter in the universe was originally concentrated in one vast lump called primeval atom…