a new earth discussion

United Nations has recently taken up an exciting new programme named "earth watch". It will provide monitoring, research, evaluation, control and exchange of information about the world environment. Inspite of many laws biodiversity is not conserved and wild life is suffering lo..

Identify the event that is certain to happen on the New Year eve. => I would grow 8 feet tall on that day. or My house will fly in the air. or I′ll eat a cake. or All the stars will come down to Earth...

All the effects so far described hold true for microwave frequencies, but some are increased, and new ones are added. Atmospheric absorption and the effects of precipitation must be taken into account. So must the fact that at such short wavelengths, everything tends to happen very rapid..

About 71% of the earth's surface is covered by oceans. Energy can be harnessed from Tides Sea-waves Temperature differences in the water We shall discuss each energy form in detai..

Systematic work on identifying and naming the many species has been in progress for the last 250 -300 years. But the known and described number of species of all organisms on the earth is between 1.7 and 1.8 million which is just about 15% of the total number existing. New speci..

Introduction - For thousands of years people have looked up at the stars and wondered what lay beyond them. It was once believed that the earth was the center of the universe and that everything moved around it. It was later discovered that the earth moves around the sun. Today,..

Air pollution can cause number of health hazards to human beings, animals, birds, in addition to causing number of deleterious effects on earth's atmosphere as well as vegetation and even on some buildings. It is a global malady causing innumerable irreversible changes to our planet. The ..

Earth is an abundant source of material. Man has intensively studied the properties of these materials extensively and found new methods of using them. The air we breathe, the water we drink, stones and rocks, almost everything that is around us, are all useful to man for ..

Introduction - Earth is an abundant source of material. Man has intensively studied the properties of these materials extensively and found new methods of using them. The air we breathe, the water we drink, stones and rocks, almost everything that is around us, are all useful to..

The stratosphere of the atmosphere has ozone (O 3 ). Ozone is known to absorb the Ultraviolet (UV) rays present in the sun's radiation. The UV rays are believed to cause skin cancer and mutations. Thus, the ozone protects us from the harmful effects of the UV rays. However, hydrocarbons such as the..