As a replacement for oil, halophyte or salt-water alga is abundant, cheap, and has the potential to reduce global carbon-dioxide levels tremendously. It is therefore important for parents and teachers to shed their old inhibitions and make their kids or students aware of solid sex education.
Water scarcity is a growing concern. This difference results from the fact that in many less-developed countries almost all women at age 35 have married, and at an average age substantially less than in 18th-century Europe.
As food, water, and other resources are strained by the escalating demands of a growing world population, the number of environmental refugees in the world will rise…and so will the potential for conflict and civil war.
Page 10 Share Cite Suggested Citation: When we are talking about overpopulation, we should first understand the causes of it. Instead of being something productive, the population growth is a barrel of explosives. If everyone consumed resources at the US level — which is what the world aspires to — you will need another four or five Earths.
That projected population growth raises a host of questions about the future of humanity and the planet we inhabit.
Moreover, rapid population growth and a heavy burden of child dependency divert investment funds to less productive uses—that is, less productive in the long run.
For thousands of years, a very small part of the population had enough money to live in comfort. Children leave home to seek jobs and parents no longer count on support by their children in their old age. Inadequate fresh water  for drinking as well as sewage treatment and effluent discharge.
The end result is that those people settle over there and those places become overcrowded. In other countries, however, such social changes have had either insignificant or favorable effects on the birth rate. Water I believe that rapid population growth in many poorer countries in South Asia, almost all of Africa and Central America is a time bomb.
This will lead to intracountry and regional instability that will in turn reinforce extremist forces and perpetuate poverty and lack of security. The average age at marriage rose to 28 and more than a fourth of Irish women remained unmarried at age The use of residual insecticides to provide effective protection against malaria at a cost of no more than 25 cents per capita per annum is an outstanding example.
Traditionally, the fertility rate is strongly influenced by cultural and social norms that are rather stable and therefore slow to adapt to changes in the social, technological, or environmental conditions.
To recapitulate, a short-term increase in per capita income may be possible in most less-developed areas, even if the fertility rate is not reduced.
The simple answer is that virtually all of the major problems that confront the world today relate in some critical way to population growth. Starvation is a huge issue facing the world and the mortality rate for children is being fuelled by it.
Water scarcity is a growing concern. Mounting soil erosion and the loss of farm land will also add to the challenge of boosting food production. Throughout history, most wars have had trade and resources at their core leading to ideological battles fueled by imperialistic motives.
China's population rose from approximately million in to million in and now stands at over 1. Overpopulation is caused by number of factors. There have been three major technological revolutions — the tool-making revolution, the agricultural revolutionand the industrial revolution — all of which allowed humans more access to food, resulting in subsequent population explosions.
Already around the world we are seeing an increase in violence and human rights abuses as disputes about territories, food and water are spilling into wars and internal conflicts.
A positive answer might suggest that organized educational efforts to reduce the birth rate are not necessary. Europe for example, has higher population densities than Asia.
As we humans are more inclined towards money, this may produce some positive results. Studies point to ecological limits to sustain people, but these limits can be different, based on the way we consume resources etc so it is hard to say for sure what over population means let alone if we are at some threshold, below, or above it.
Existing consumption patterns as seen in Europe and North America can put strain on the environment and natural resources. Some 68 percent of the freshwater that is now tied up in agriculture could instead go to growing populations. With latest technological advancement and more discoveries in medical science, it has become possible for couple who are unable to conceive to undergo fertility treatment methods and have their own babies.
But how much of the environmental degradation we see today is as a result of over-population and how much is due to over-exploitation due to consumerism and geopolitical interests?The United Nations has expressed concerns on continued population growth in sub-Saharan Africa. the United Nations estimated that the world's population was growing at the rate of 1 grain production increased by over %.
The world population has grown by about four billion since the beginning of the Green Revolution and most. Population debates like this are why, inNational Geographic published a series called "7 Billion" on world population, its trends, implications, and future.
The size of the country’s population aged 60 and above, on the other hand, will increase dramatically, growing by million in just 15 years (from million in to over million by ).
A U.N. report says the world faces a myriad of challenges as the population reaches 7 billion. Seven experts contacted by wsimarketing4theweb.com identify seven problems exacerbated by a planet with 7 billion.
APES Chap 8. STUDY. PLAY. The continent with the most rapidly growing population is: A) Africa B) Asia C) Europe D) North America E) South America. Over the past several years the world growth rate (r) has: A) increased B) declined C) stayed the same D) doubled E) increased exponential.
Why Population Matters Fact Sheets As food, water, and other resources are strained by the escalating demands of a growing world population, the number of environmental refugees in the world will rise and so will the potential for conflict and civil war.
There are over million women in the world today who want to space or limit.Download