Sentences with phrase «high fertility»

High fertility rates in areas of the developing world that can least cope put tremendous pressure on freshwater and sanitation needs and fuel economic and religious tensions.

Yet, there's a bundle of evidence showing that women's moods, behaviors, and interpersonal styles actually change during that small window of high fertility as well.

It is important to keep in mind that relatively low vaginal readings indicate high estrogen levels, which often indicates high fertility.

Whether women's mate preferences shift at high fertility has been a source of debate since the late 1990s, when the first scholarly studies to hint at such a change appeared.

The fertile and high fertility stages are the optimal time to conceive, and are the easiest stages to determine.

In the north, west and centre of the continent, comparatively high fertility rates and immigration are ensuring population growth for the foreseeable future.

Let's repeat that: Low vaginal readings = high estrogen levels = high fertility.

Although poor countries have some of the world's highest fertility rates, growth in consumption exceeds growth in population in developing and developed countries.

Among researchers, we call these few days the «period of high fertility,» or the time when women are most likely to conceive.

After 2060, world population is projected to grow exclusively as a result of growth in current high fertility countries.

And in Africa, where high fertility remains the norm, Pearce is optimistic that those extra people can provide a way out of the continent's poverty trap.

And in Africa, where high fertility remains the norm, Pearce is optimistic that those extra people can provide a way out of the continent's poverty trap.

«Over,» formally titled «Overdevelopment, Overpopulation, Overshoot,» explores themes at the heart of this blog — the harms from persistent high fertility rates, consumption for consumption's sake, disregard for the environmental and social impacts of resource extraction.

«We have higher fertility because we're an immigrant - receiving country,» Glick says.

Thanks for visiting Dot Earth today and I hope you'll sift back for posts on enduring issues and concepts like the «population cluster bombs» that are the real peril from high fertility rates; evidence that humanity's amazing, sometimes - exasperating diversity is perhaps our species» most adaptive trait; and the idea that when numerical goals seem out of reach, there's much that can be accomplished by fostering traits in society that guarantee some progress.

The reason for the enormous sixfold increase in world Jewry between 1800 and 1933 was the fall in the death rate, chiefly the infant death rate, brought about by medical, sanitary, and economic advance — phenomena from which all populations profited more or less equally, though the Jews, whose high fertility was noticed by Tacitus, increased more than twice as rapidly as the world population.

(For debated reasons, high fertility correlates with stronger religious commitment, and recent immigrants in America are among the most likely people to be devout.)

With all the other evils facing them, so far they have largely avoided the deadly violence of sex selection due to that region's relatively high fertility rates.

As well as the characteristic high fertility of these soils, another identifying trait is the high presence of ceramics, charcoal and highly aromatic humic substances.

In the Lonely Hearts world, men are seeking women of the age and shape that signal high fertility — just the right women to help them maximise their reproductive success.

High fertility also represents a disaster for the children themselves, who suffer from profound under - investments in education, health and nutrition, and are thereby far more likely to grow up impoverished.

«Women could have had the best of both worlds — securing paternal investment from a long - term mate and high - genetic quality from affair partners — but only if those affairs were timed at a point of high fertility within the cycle, and probably only if their affairs remained undiscovered.»

«Higher fertility imposes large costs on families because it is they, rather than governments, that bear most of the costs of raising children.

During high fertility, women chose creative men about twice as often as wealthy men for short - term pairing, but no preference emerged for creative men as long - term partners — exactly the pattern one would expect.

«There is clearly not a one - size - fits - all set of institutions and policies that facilitate higher fertility,» Kohler says.

DHA has also been shown to be very beneficial for the nervous system, eyes, and for maintaining a naturally high fertility status.

Despite what we've been led to believe, underfed and medically disadvantaged dogs maintain high fertility rates, whelp and rear normal litters with comparatively few problems.

The findings in our paper help to ameliorate some of these concerns, and they point to the possibility that — among the most developed countries — further progress may actually result in somewhat higher fertility.

Countries, most recently China, are finding that it is far more difficult to raise low fertility than it is reduce high fertility.

This is higher than the UN's medium estimate of about 11 billion, but within the range of the low and high fertility estimates (7 and 17 billion, respectively).

It states thatareas with traditionally high fertility rates will have a very young structure age.

Several areas of cropland with inherently high fertility are found widely scattered around the world: in the U.S. Midwest (often called the Corn Belt), Western Europe, the Gangetic Plain of India, and the North China Plain.

In the 2016 Census, the Aboriginal and Torres Strait Islander population had a younger age distribution than the non-Indigenous population, reflecting higher fertility and lower life expectancy - a trend consistent with 2011 Census results.

Until recent years, factors such as higher fertility and immigration have kept America from following the starkly secular path of much of Europe.

Organic matter content is usually higher in organically - managed soils, indicating higher fertility and stability of organic soils as well as moisture retention capacity, which reduce the risk of erosion and desertification.

Population cluster bombs are in areas where you have persistent high fertility rates and deep poverty, such as many parts of sub-Saharan Africa and parts of south Asia.

From today's 7.4 billion people, we might reach 9 billion or so, mostly because of high fertility in Africa.

Most countries with higher fertility rates than Canada offer more than we do.

The last time the over 40s had the higher fertility rate was in 1947, in the wake of WWII.