Wait a second!
More handpicked essays just for you.
More handpicked essays just for you.
Human population growth trend
Evolution of the human race
Recent trends in human population growth
Don’t take our word for it - see why 10 million students trust us with their essay needs.
Recommended: Human population growth trend
In the last few centuries, the number of people living on Earth has increased many times over. By the year 2000, there will be 10 times more people on Earth than there were 300 years ago.
How can population grow so fast? Think of a family tree. At the top are 2 parents, and beneath them the children they had. Listed beneath those children are the children they had, and so on and so on, down through each generation. As long as the family members continue to reproduce, the family tree continues to increase in size, getting larger with each passing generation. This same basic idea applies to the world's population.
Exponential growth
Population grows in the same way that money grows when it's left to compound interest in a bank. With money, growth comes through accumulating interest upon interest. The interest payments you accumulate eventually earn interest, increasing your money. With population growth, new members of the population eventually produce other new members of the population. The population increases exponentially as time passes.
WORLD POPULATION
Year Population
1700 600,000,000
1800 900,000,000
1900 1,500,000,000
2000 6,000,000,000
A crucial difference between money and population is that money can increase without limits while population can't. Any population of living creatures is constrained by the availability of food, water, land, or other important resources. Once those resources are depleted, a population won't continue to grow exponentially. It will plateau, or even decline, as a result of disease or malnutrition. Unlike calculating interest, calculating population growth is an imprecise business.
How fast will it grow?
To arrive at a reasonable estimate of how the world's population will grow in the next 50 years, you need to look at birth and death rates (the rates at which people are being born and dying in any given period). If birth and death rates stayed the same across the years in all parts of the world, population growth could be figured with a fairly simple formula much like the one used to figure compound interest. Birth and death rates aren't constant across countries and through time, however. Disease or disaster can cause death rates to increase for a certain period. A booming economy might mean higher birth rates for a given year.
The rate of Earth's population growth is slowing down. Throughout the 1960s, the world's population was growing at a rate of about 2% per year. By 1990, that rate was down to 1.
“ignored population growth,” since writing their book in 1968, is one reason “collapse now seem[s] ever more likely” (63). They suggest we can avoid collapse if we reduce our population to an “optimal number” and they reinforce the message of their book, earth has a finite capacity and a growing ...
Rules. Establish ground rules that everyone must abide by, such as no hitting, name-calling, teasing, or damaging one another’s property. Allow them the chance to voice their opinion on how these rules will be established and enforced. Dan Brennan, MD, suggests letting the children take part in the decision-making process gives them a sense of competence, letting them feel as if they have control over their own lives. (WebMD) We had rules in our home. We knew what they were, why they were there, and what would happen if we disobeyed those rules. This tip was invaluable to my parents, and any other parents, in my opinion.
Population continues to grow and is expected to reach an all time high in future years. There are tons of different reasons for why population is rising so quickly. In document d, it says, "Every second 5 people are born and 2 people die, a net gain of 3 people. This fact from document d shows one reason why population growth is at all time high. Document d, also states "At this rate, the world population will double every 40 years and would be 12 billion in 40 years, 24 billion in 80 years, and more than 48 billion in 120 years." This will create tons of difficulties, like the amount of food and supplies needed for the world, which will make it nearly impossible for supplies to keep pace with the population growth. Document a shows
She also helped her father plant the garden and helped her mother with laundry, cleaning and anything else that needed to be done (Kerns, 15). While all of these things were chores, Martha enjoyed it. When other kids were playing games, she would want to cook or garden. “She was drawn to gardening and did not mind spending hours weeding and cultivating in the hot sun,” considered the article “Martha Stewart” from the database Biography in Context. Thus, she turned her chores into a million dollar career, but first she had to get through high school. Which turned out to be simple for Stewart as she was top in her class and excelled in most
Women also use birth control systems to stop them from getting pregnant and focus more on their individual lives instead. In addition educational fees might make married couples to rethink and consider having children later because of the living expenses, education expenses and everyday life expenses. It is difficult to maintain a rich lifestyle these days because job applications are very tough to achieve and needs a high educational grade in colleges or even at secondary school. So the question is asked again… Will the world population maintain its rising status or will it stabilize and later decrease. I think it will stabilize in the next decade due to the reasons
In, The Population Bomb by, Paul R Ehrlich, he explains the problem of population increase, and how there are people everywhere! The feeling of feeling over populated. He talks about how if there are more people then there is more food that needs to be produced then ate. He explains on the rich people becoming wealthier and the poor are going to be even poorer and there is going to be a starvation. Population is doubling every year and how our energy is turning into
“An Essay on the Principle of Population” is written by Thomas Malthus where he outlines his theory on population growth. He thought that if population continued to grow, food production wouldn’t be able to keep up with demand and he believed that many people would die due to famine. Either people would have to use more contraception to drop the birth rate, or the death rate would increase due to wars, disease or
Gender discrimination is defined as prejudice against an individual due to his or her gender or sex. Discrimination against women has been occurring for years and continues to pose an issue today, especially in institutions such as the workforce. In the past, women were limited to very few rights; they were not permitted to vote and were considered as “property”. The only real jobs they had were housewives.and only a handful of women were in the labor force. In today’s society, women compose more than half of the workforce, yet they earn a significantly less amount compared to their male counterparts for completing the same tasks. Due to the subtleness of the issue, many still continue to be unaware of the discrimination which occurs. Though the issues regarding gender discrimination have gone through improvements recently, the issue at hand
Overpopulation has become a drastic issue, for no one knows how many people the earth
Humans are very quickly dominating the globe. Today, the human population is around 7 billion people. Humans are populating at a rate of almost 220,000 per day! Humans are rapidly heading towards Earth’s carrying capacity.
The population will continue growing and will peak in 2030 and start to decrease in 2050. Works Cited Pam, and Max. Comparing Population of Countries. Lady Luck Enterprises, 1998-2014.
Human population growth was relatively slow for most of human history. Within the past 500 years, however, the advances made in the industrial, transportation, economic, medical, and agricultural revolutions have helped foster an exponential, "J-shaped" rise in human population (Southwick, Figure 15.1, p. 160). The statistics associated with this type of growth are particularly striking: "Human beings took more than 3 million years to reach a population of 1 billion people...The second billion came in only 130 years, the third billion in 30 years, the fourth billion in 15 years, the fifth billion in 12 years..." (Southwick, p. 159). As human population has grown, there has been simultaneous growth within the industrial sector. Both of these increases have greatly contributed to environmental problems, such as natural resource depletion, ecosystem destruction, and global climate change. Also linked with the increasing human population are many social problems, such as poverty and disease. These issues need to be addressed by policy makers in the near future in order to ensure the survival and sustainability of human life.
Parents need to be consistent and clear about their rules. They should be discussed in a moment when the child is willing to listen and not when he/she already broke it. The rules should not be vague; it is better when the child knows what his/her parents are expecting. So this means that the parents have to be clear and be sure that the child understood their point.
Human population growth is becoming a huge issue in our world today. The population is increasing rapidly. The reason that it is becoming a concern is because it has affected the economic, environmental, and social aspects of our world. In the film Frontline: Heat, we can see how there might not be a future for our planet unless we are able to reduce the emissions and make our world a safe place. Not only for the present but also for future generations so that they are able to live long and healthy lives.
The reduction of the Earth's resources has been closely linked to the rise in human population. For many thousands of years people lived in relative harmony with their surroundings. Population sizes were small, and life-supporting tools were simple. Most of the energy needed for work was provided by the worker and animals. Since about 1650, however, the human population has increased dramatically. The problems of overcrowding multiply as an ever-increasing number of people are added to the world's population each year.