From nowadays, the world have more and more people, somebody say that when in 2015, the population of the world will achieve about 70 billion. General to say, developing country have much more population and increase than the advance country. The population have brouht many seniors problem ,for example :traffic jams，pollution of the environment，the resources are not enough for us,and so

    It is reported that the world’s population was 6 billion in the year 2,000,and it is growing faster and faster.The world’s population problem is the greatest one because it brings lots of problems,such as water resources problem,more and more people losing their jobs and so on.These problems are mainly in the developing countries because the population of the developing countries is ove

    To begin with, as the population grows, people consume much more natural resources, which often leads to excessive hunting. Second, with the increase of human activities, modern people take up more and more space. Which has a great impact on other species. Finally, the problem of pollution becomes more and more serious with the development of modern industry. More and more animals have to a

    Everything grows in modern times, and it seems that nothing grows as quickly as population. Population keeps growing, and grows rapidly, firstly because people‘s living standards keep going up, with better houses, better clothing, better food, secondly because people know how to preserve themselves so as to live longer, and thirdly 　　because they have modern medicine and medical care

    The human race has experienced a consistent increase in population since the beginning of its history. Famine and disease have done little to offset this steady increase. Too many people are added annually to the population of the world. So both the causes of population increase and the results of having more people are worth careful study. 　　Culture evolution is the major factor respo