Causes of Population Explosion . The global human population increase amounts to almost 83 million yearly or it is 1.1% per year. In some countries, of course, the population would be even more aged: Japan’s median age would be 53; Germany’s, 55; Italy’s 58. High Birth rate is a major cause responsible for the rapid growth of population. Causes of Population Explosion In India Hot Climate: One of the reasons of fast rising population in India is its hot climate. When the last Ice Age ended about 11,500 years ago, sea level was about 400 feet lower than now. Population explosion: Pakistan hurtling towards water crisis « The worlds population has almost tripled in the last 60 years. Population growth of such proportions is a relatively new phenomenon: Between 1900 and 2000, the number of people in the world quadrupled, and between 1700 and 2000 it climbed by a factor of 10. Global warming threatens human life as rising sea levels cause loss of habitation. Essay on Population Explosion in Pakistan for Matric, FA, FSC, Intermediate, 2nd Year, BA and BSC Here is an essay on Population Explosion for Class 10, Class 12, Graduation and other classes. Some estimates suggest that between 1750 and 1850, the population in England more than doubled. 1998 Volume VII: The Population Explosion The Population Explosion: Causes and Consequences Curriculum Unit 98.07.02 by Carolyn Kinder INTRODUCTION The rapid growth of the world's population over the past one hundred years results from a difference between the rate of birth and the rate of death. 1. Ninety percent of them live in developing countries. In India, although the birth rate has declined from 45.8 per thousand during the period 1891-1900 to about 25.8 per thousand in 2001, it is still considered to be substantially high. Population explosion. In 1950 the population stood at 2,555,982,611 compared to 2012 which it now stands at 6,991,800,919. • In 2017, 9 percent of the global population was under age 5. Share Print | November 23, 2020 12:39 PM. • Africa is projected to gain nearly 11 years of life expectancy by mid-century, reaching 71 years in 2045-2050. Precise figures don't exist for the period before the establishment of a nationwide census, but it is clear from existing historic records that Britain experienced a demographic explosion in the latter half of the century. High Birth Rate . This tremendous and rather sudden aging process would have subsidiary implications. The actual maths is that the worlds population has increased by 2.735464978873442 times. Strangely, sea level 5,000 years ago was 5 to 13 feet higher than today. By the year 2050, in this “low variant” world, the median age would be over 42. The global population has raised from 1 billion in 1800 to about 7.774 billion in 2020. 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