Dr. Graham said that even though few people are complaining of insect bites this summer, the virus is showing up in greater concentrations of mosquitoes.
Metros with higher incomes, higher levels of education and greater concentrations of the creative class were healthier than those where less well-educated, working-class occupations predominated.
At 240,000 households, the region's share of those affected is 38% bigger than even its greater concentrations of low pay and unemployment would warrant.
At the margins of the desert are soils containing greater concentrations of organic matter.
If hair dye does play some role in lymphoma, Dr. Calle said, it would make sense that the darker colors, which have greater concentrations of ingredients, would have the strongest effect.
The earth below Kentucky's bluegrass is rich in limestone, which means greater concentrations of calcium and phosphorous, which means that horses grazing in its pastures receive ample supplies of vitamins and minerals to aid bone growth.
In saline waters, however, the relationship is somewhat different because greater concentrations of dissolved salts lower both the freezing point and the temperature of maximum density.
Greater concentrations of ozone are more damaging than was thought: the new report reckons high ozone levels cause an 8-15% reduction in yields compared with normal crops.
And there is an important corollary: a slowdown in overall economic growth is itself a force for greater concentrations of wealth.
Some have reported greater concentrations of norepinephrine in the right thalamic hemisphere [71].
The East Wetland had consistently greater concentrations of nutrients and conductivity than the West Wetland.
