The findings, reported in today's issue of Science,* could lead to a technique for boosting crop yields in soils with high aluminum concentrations, a problem that afflicts 30% to 40% of the world's arable lands, especially those in developing countries.
However, the literature we have reviewed cannot fully support the conclusion that there is a precise law of concentration: a given percent of the worst afflicted places account for a fixed percent of the crime.
Back then, I did not realize just how depressed I was, nor did I or anyone else seem to understand that depression can rob the afflicted of the desire and concentration necessary to read anything, even sports.
If we are tired, unhealthy and afflicted by numerous minor ailments, concentration will be more difficult.
Most of the cities located in Northern India are afflicted with the presence of unusually high concentration of PM10 in the ambient environment posing a serious risk to human health.
But it will be read by an audience who doesn't, say, read the Guardian, and may encourage them to think about issues such as grotesque inequality, the concentration of wealth and power, and the many injustices that afflict and even define our society.
These include realities such as the increasing concentration of wealth, the lack of justice and ethics that afflict many sectors of society, and the slow and limited progress toward participatory democracy in several nations.
But, persons afflicted with certain diseases require water with low sodium concentration.
In fact, Weisburd claims that this concentration is so regular that a given percent of the worst crime afflicted places account for a fixed percent of the crime in almost every city.
Why was it, he wondered, that people most exposed to these supposedly noxious miasmas — sewer workers, for example — were no more likely to be afflicted with cholera than anyone else? Snow also knew that the concentration of gases declined rapidly over distance, so how could a miasma arising from one source pollute the atmosphere of a whole neighborhood, or even a city?
