Month: August 2015

10 facts about China one-child policy

For more than thirty years, China’s One Child Policy has done much to limit the country’s population growth. In recent years, there have been sensational news stories of women forced to end their pregnancies early to comply with China’s One Child Policy. Here are ten essential facts about China’s One Child Policy: China’s One Child …

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types of temperature inversion

4 types of temperature inversion

Temperature inversion is condition in which the temperature of the atmosphere increases with altitude in contrast to the normal decrease with altitude. When temperature inversion occurs, cold air underlies warmer air at higher altitudes. There are four kinds of temperature inversions: ground, turbulence, subsidence, and frontal. A ground inversion develops when air is cooled by …

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Causes and consequence of temperature inversions

Temperature inversion is condition in which the temperature of the atmosphere increases with altitude in contrast to the normal decrease with altitude. When temperature inversion occurs, cold air underlies warmer air at higher altitudes.     Normally, temperature decreases with increase in elevation. It is called normal lapse rate. At times, the situations is reversed …

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Advantages of air transport

ADVANTAGES AND DISADVANTAGES OF AIR TRANSPORT

WHAT IS AIR TRANSPORT? Air transport is a mode of transportation that involves the transportation of goods and passengers by the use of airplanes, helicopters, and other types of aircraft. Air transport is the most recent mode of transport. It is the gift of the 20th century to the world.  The two world wars gave …

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7 importance of land surveying

Surveying or land surveying is the technique and science of accurately determining the terrestrial or three-dimensional position of points and the distances and angles between them. These points are usually on the surface of the Earth, and they are often used to establish land maps and boundaries for ownership or governmental purposes.   The following …

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Advantages and disadvantages of railway or train transport

what is railway or train transport? Railway transport is a means of conveyance of passengers and goods, by way of wheeled vehicles running on rails. It is also commonly referred to as train transport. ADVANTAGES OF RAILWAY TRANSPORT Safety:  Railway accident averages and related injuries and deaths are much lower than those of other means …

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Nine (9) advantages of road transport

Road transport – Advantages, disadvantages and economic importance

what is road transport? Road transport is a very popular mode of transport used by suppliers and businesses to deliver orders. Many transport companies provide scheduled delivery days and next-day delivery services, depending upon your needs. Goods can be packed/grouped in containers that are also used for sea transportation.  Advantages of road transport include: Cost-effective …

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