Faculty Opinions recommendation of World population stabilization unlikely this century.

Author(s):  
David Allison ◽  
Keisuke Ejima
2019 ◽  
Author(s):  
Md. Mahmudul Alam ◽  
Rafiqul Islam Molla ◽  
Khandaker Mizanur Rahman ◽  
Wahid Murad

Population explosion of the last century necessitated adoption of a population stabilization policy internationally but without due consideration of its paradoxical impacts on future world economic and environmental sustainability and progress of civilization. Population stabilization policy makes world fertility level (projected) to fall below the replacement level by 2043. This will result in a declining work-age population endangering economic and environmental sustainability particularly during 2050 and beyond. This study has made an attempt to highlight this paradox of population stabilization policy in terms of its impacts on economic and environmental sustainability. It analyses the catch of the need for a declining population in order to maintain a stable population. It also analyses the time taking process of changing fertility habit of the human community under the concepts of „child bearing habitual gap‟ and „work-age formation gap‟. It argues that for a progressive and sustainable world economy a greater and rising work-age population is required and observes that world needs to maintain population growth at a rate balanced in terms of countries and earth‟s absorption capacity.


2010 ◽  
Vol 365 (1554) ◽  
pp. 2779-2791 ◽  
Author(s):  
Wolfgang Lutz ◽  
Samir KC

The total size of the world population is likely to increase from its current 7 billion to 8–10 billion by 2050. This uncertainty is because of unknown future fertility and mortality trends in different parts of the world. But the young age structure of the population and the fact that in much of Africa and Western Asia, fertility is still very high makes an increase by at least one more billion almost certain. Virtually, all the increase will happen in the developing world. For the second half of the century, population stabilization and the onset of a decline are likely. In addition to the future size of the population, its distribution by age, sex, level of educational attainment and place of residence are of specific importance for studying future food security. The paper provides a detailed discussion of different relevant dimensions in population projections and an evaluation of the methods and assumptions used in current global population projections and in particular those produced by the United Nations and by IIASA.


1997 ◽  
Vol 16 (2) ◽  
pp. 183-192 ◽  
Author(s):  
J. Kenneth Smail

There is a growing tension between two apparently irreconcilable trends: (1) demographic projections that world population size will reach 10 to 11 billion by the middle of the next century; and (2) scientific estimates that the Earth's long-term sustainable carrying capacity (at an “adequate to comfortable” standard of living) may not be much greater than 2 to 3 billion. It is past time to develop internationally coordinated sociopolitical initiatives that go beyond slowing the growth or stabilizing global human numbers. After “inescapable realities” that humans must soon confront, and notwithstanding the considerable difficulties involved in establishing “global population optimums,” I conclude with several suggestions how best to bring about a very significant reduction in global population over the next two to three centuries. These proposals are cautiously optimistic.


2009 ◽  
Vol 43 (1) ◽  
pp. 331-340 ◽  
Author(s):  
Md. Mahmudul Alam ◽  
Rafiqul Islam Molla ◽  
Khondaker Mizanur Rahman ◽  
Md. Wahid Murad

Science ◽  
2014 ◽  
Vol 346 (6206) ◽  
pp. 234-237 ◽  
Author(s):  
P. Gerland ◽  
A. E. Raftery ◽  
H.  ev ikova ◽  
N. Li ◽  
D. Gu ◽  
...  

2017 ◽  
Vol 3 (3) ◽  
pp. 328-333
Author(s):  
Safia Mehmood ◽  
Sheema Zia ◽  
Nida Aziz ◽  
Omama Sajid

The AIDS is one of the most complicated health problems of the 21st century and it threatens the world population. AIDS spread at an alarming rate. This was a descriptive study to determine the knowledge, awareness, and practice about HIV among different age groups. The study carried out in Karachi, Pakistan during the period of January 2016-april 2016, in which 82 peoples are participated; 65 peoples having age in between 18-30, people’s lies in 31-40 years, while only 4 peoples having age above 40. From which 91% peoples thought HIV is dangerous virus and 51% peoples having misconception that it cause AIDS on initial stage and does not have any effect on CD4+. Majority of peoples aware about transmission of AIDS through intercourse, and during pregnancy. But the study show the high level of misbelieve also in mode of transmission that HIV transmit through sweat, saliva etc. Majority of the peoples have knowledge that HIV-1 is the most common type found worldwide. Also large number of peoples have knowledge that HIV weak immune system by destroying CD4+ and require long exposure to progress AIDS. Less than 15% of peoples strongly agree that AIDS is common in women. This misconception reflex the lack of knowledge and awareness in the HIV transmission and gender relation. Also majority of peoples thought that lack of knowledge is major barrier in the proper cure of disease. So increasing knowledge by awareness programs; sexual prevention; by starting national testing resources and curing poverty will cured AIDS in Pakistan. Newly drugs are introduced which can stop the progression of AIDS.


Author(s):  
Shubhanshu Gupta ◽  
Sanjeev Kumar ◽  
Piyush D Swami ◽  
Anjana Niranjan

Background: According to World Health Organization, adolescents constitute about one fifth of the world population, and in India they constitute about 21% of the total population. Most of the surveys show that health status of adolescent girls is at sub-optimal level. Objectives: To assess nutritional status and morbidity pattern among the adolescent girls and to suggest measures for improvement of health status of adolescent girls.  Method: A community based cross-sectional study was carried out among 250 adolescent schoolgirls in Rural and urban field practice area of Jhansi school from January 2017 to July 2014. Results: Among the various morbidities eye problem was seen in maximum no of adolescent girls. Eye problem was present in 44.8% of adolescent girls followed by respiratory 14.7% and ear 13.06% disease. Skin disease was present in 3.2% of adolescent girls, which was more in rural girls 6.7% than in urban girls 1.7%, may be due to better hygienic practice in urban schoolgirls. Conclusions: Rural background, low socioeconomic status, illiteracy, birth rate and order, income and number of members in a family have shown to be significant determinants of morbidity pattern in the adolescent girls. Keywords: Adolescent, anemia, morbidity, vaginal discharge.


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