With the world's change and fast developing economies, the earth's population are growing fast. The increasing population may be the greatest challenge of the world today.
The approximate annual rate of world population is 2 percent.
Top 10 Busiest Cities in the World
Tokyo is world's priciest city and the capital city of Japan. Japan's Tokyo is world's most populous metropolis. And like a human beehive of a city. Japan is divided into 47 prefectures, and the Tokyo is one of them.
Before 1868, Tokyo was known as Edo. Tokugawa Ieyasu, the first Tokugawa shogun, chose Edo (present-day Tokyo) as Japan's new capital, and it became one of the largest cities of its time and was the site of a thriving urban culture.
Many years later, Tokyo is one of the world's most modern cities. Today, Tokyo offers a seemingly unlimited choice of shopping, entertainment.
Do you like Tokyo?
2. New York
New York is a great mart of the world; It is home to the world's most famous skyscraper the Empire State Building. It has a population of 19 million people.
New York is also an amazing city; the Grand Canyon is an awe-inspiring sight; the awesome complexity of the universe; this sea, whose gently awful stirrings seem to speak of some hidden soul beneath- Melville; Westminster Hall's awing majesty, so vast, so high, so silent.
London is the capital of the Great Britain. Although London is Britain’s capital, it is not at the center of the country. It is in the south of England and it lies on the River Thames. I don't know the exact population of London but at an educated guess I'd day it is around 8 million.
London is not only one of the busiest cities, but also has many places of interest here. Such as Big Ben, Tower of London, Buckingham Palace, British Museum and so on. It is a modern city with a long history.
Shanghai is China's largest economic comprehensive industrial base, and a famous historical and cultural city. The city has a population of close to 24 million (2018) which underlies its immense market potential.
Shanghai is in the eastern part of China. It is a modern city with a long history too. There are many places of interest here, such as the Bund, Yu Garden, Oriental Pearl TV Tower, Shanghai World Financial Center, Former Residence of Lu Hsun (上海鲁迅故居), former Residence of Dr. Sun Yat-sen (孙中山故居) and so on.
Overall, it is a very international and modern city.
Beijing is the capital of the people's Republic of china. It is located at the northern end of the North China Plain, the South East region and the local connected with the city, with the rest being surrounded by Hebei Province.
Beijing has a population of around 21.54 million people. It is also the second biggest Chinese city.(No.1 is Shanghai). It is cold and dry in winter, and hot in summer. January is the coldest month, while July is the hottest.
Beijing has 16 districts and 2 counties, such as Dongcheng, Xicheng, Xuanwu, Chongwen, Chaoyang, Haidian, Fengtai, etc. There are many places of interest here, such as Tian'anmen Square, the Summer Palace, the Great Wall and so on. Beijing is a modern city with a long history.
Moscow is the capital and most populous city of Russia, with 13.2 million residents within the city limits,17 million within the urban area and 20 million within the metropolitan area. Moscow is one of Russia's federal cities.
Moscow is located in Russia's Central Federal District along the Moskva River and covers an area of 417.4 square miles (9,771 sq km). Located in Moscow, the Kremlin is a symbol of Russia and one of the world's largest complexes.
In addition, there are many famous buildings. Such as Saint Basil's Cathedral, Alexander Garden, State History Museum and so on. If you want to travel to Russia, then Moscow is a good choice.
7. Hong Kong
Hong Kong has been endowed with one of the finest natural harbours in the world. It is also the most important entrepot for trade between the EU and the Mainland. It has a population of 7.45 million people. Hongkong lies in the east of China and to the north of Australia.
Many people know that Hong Kong is a shopping paradise. Generally speaking, electronic products are cheaper. Such as ios phone, PS4, box game, and so on. You can buy these cheap products in Hong Kong. Famous scenic spots in Hong Kong include：Hong Kong Ocean Par, Tai Yuen Street, Apliu Street, Kowloon, Jade Market and so on.
Hong Kong is one of the busiest Cities in the World.
Mumbai (formerly called Bombay) is India's largest city. A financial center, it's also the richest Indian city having the biggest port in western India and proudly stands as the financial capital of the subcontinent.
Mumbai has a population of 20.5 million people. It is a densely populated city on India’s west coast. On the Mumbai Harbour waterfront stands the iconic Gateway of India stone arch, built by the British Raj in 1924. Offshore, nearby Elephanta Island holds ancient cave temples dedicated to the Hindu god Shiva.
The city's also famous as the heart of the Bollywood film industry.
Singapore, an island city-state off southern Malaysia, is a multilingual nation, with many of its citizens being able to speak English Malay and Chinese. It is now one of the most important centers of ports, commerce and finance in Asia.
The country has a population of close to 5 million, ethnic Chinese preponderate in the population of Singapore. Singapore’s largest earner industry is tourism. Over 8 million visitors to Singapore every year.
Singapore's colonial core centers on the Padang, a cricket field since the 1830s and now flanked by grand buildings such as City Hall, with its 18 Corinthian columns. In Singapore's circa-1820 Chinatown stands the red-and-gold Buddha Tooth Relic Temple, said to house one of Buddha's teeth.
Dubai is a city and emirate in the United Arab Emirates known for luxury shopping, ultramodern architecture and a lively nightlife scene. With a population of 2.16 million, Dubai Arab emirate comes under the UAE federation.
Burj Khalifa, an 830m-tall tower, dominates the skyscraper-filled skyline. At its foot lies Dubai Fountain, with jets and lights choreographed to music. On artificial islands just offshore is Atlantis, The Palm, a resort with water and marine-animal parks.