impact sprinkler head in action. Irrigation sprinklers are sprinklers providing irrigation to agriculture, crops, vegetation, or for recreation, as a cooling system, or for the control of airborne dust, landscaping and golf courses. The sprinkler system irrigates the field and thus it is widely used in sandy areas as it checks the wastage of water through seepage and evaporation.
The population of Hong Kong is estimated at 7.33 million in 2015. At the end of 2012, Hong Kongâs population figure stood at 7,173,900. Today it is estimated to be 7.33 million, which makes it one of the most densely populated areas in the world.Hong Kong has a population density of 6,300 people per square kilometer.ong Kong Population Growth. Hong Kongâs population is expected to reach 8.469 million by 2041, with 52100 births and 82,400 deaths predicted by The Census and Statistics Department. It expects over 30% of the population to be above 65 by 2041.
Population of China 2016. Based on the total number of births, total number of deaths, net migration rates, and the population of 2015, the current population of the Peopleâs Republic of China is estimated to be about 1,390,510,630. Chinaâs population makes up around 19.3% of the worldâs population. The current estimated population indicates a growth of 36,510,630 people or a population growth of 2.7% during 2013. As a result of the current population of China, it remains the most populous country in the entire world. China has about 130 million more people than the second largest country in the world, India. Based on the population and the total area of the country, the population density of China in 2016 is estimated to be about 145 people per square kilometer or 375 people per square mile.