Belching (big burps) is a symptom in which a person forces air noisily from his stomach out through his mouth. Belching can be due to too much air or gas in the stomach. Sometimes, people purposely swallow air and belch it back out to make noise. ...Read more.
mid africa is very sparsely populated .. it includes Congo, tanzania, kenya, angola. These areas are under-developed, lack of food.. more-over these areas have a good wild-life and hence leading into a sparce africa.id africa is very sparsely populated .. it includes Congo, tanzania, kenya, angola. These areas are under-developed, lack of food.. more-over these areas have a good wild-life and hence leading into a sparce africa.
Surprisingly, none of China's cities make the list of the top 30 most densely populated cities in the world, most of which are in India, the Philippines, France and other countries. Macau, however, is the 36th most densely populated city with a density of 18,568 people per square kilometer (48,092 per square mile).he density figures change dramatically when you look at the largest urban areas, however. Shanghai, the largest city in the country and the world, has a population density of 3,700 people per square kilometer, or 9,700 people per square mile.