Sentences with phrase «proportion of the population due»

Not exact matches

Almost all of the gradual but very long term decline in the proportion of the population engaged in farming is due to technologically driven improvements in farming productivity.

1.6 %: estimated proportion of marine fish species (for which trend data exist) with increasing populations, due to improved conditions including better fishing management and decreased eutrophication

26.6 %: estimated proportion of marine fish species (for which trend data exist) that have declining populations, due to unsustainable fishing, habitat degradation, invasive alien species, eutrophication and climate change

Yet those in power feared there would be a continued population expansion due to a high proportion of young people.

In genetics, heritability is the proportion of phenotypic variation in a population that is due to genetic variation.

When you then apply a 90 % population collapse due to a pandemic of epic proportions as reported by so many historical witnesses, then it can not be surprising to find the surviving population in the immediate aftermath may number no more than some 2 million to 6 million of their former populations of 50 to 60 million people spread over two continents of 42 million square kilometers, speaking hypothetically.

«The paper also focuses much attention on the potential for increases in polar bear attacks on humans due to sea ice loss (blamed on global warming) but ignores totally the increased risk stemming from the larger proportion of adult males that now exist in protected populations.»

Retirement villages will continue to make up an increasing proportion of UK housing stock due to our ageing population and so we expect to see a growth in the number of similar transactions in the future.

The relationship between allele frequency and depression was partially mediated by individualism — collectivism, suggesting that reduced levels of depression in populations with a high proportion of social sensitivity alleles is due to greater collectivism.

Smoking is banned in virtually all enclosed public places in Australia.3 More than 92 % of Australian smokers and ex-smokers reported that smoking was not allowed in any indoor area at their workplace in 2010 — 2011, slightly less than in similar surveys in the United Kingdom and Canada but more than in the United States and European and middle - and low - income countries surveyed.4 In Australia5 and all countries with available trend data, the proportion of the population living in smoke - free homes is increasing; this is not just due to falling smoking prevalence.6

As the prevalence of a particular health condition (for example, arthritis) may be related to age, any increase in the proportion of people with that health condition over time may be due to real increases in prevalence or to changes in the age structure of the population over time or to both.