Population density not only increased the vulnerability of urban centres but magnified the impact of natural disasters, delegates heard.
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They endorse rezoning for increased density permitting, in particular, a cluster of five to six buildings, 700 to 900 feet tall (the Chrysler Building is 1, 046 feet), west of Grand Central around Vanderbilt Avenue, with slightly smaller towers marching up Park.
Researchers say increased breast density impairs the accuracy of screening mammography and is a strong, if not the strongest, risk factor for missing cancer.
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The new standard will enable next generation systems to achieve greater performance, significantly increased packaging density and improved reliability - with lower power consumption.
Tourism is creating other problems for the local environment, too, including increased population density, over-dependence on wood as a fuel and construction source and the overgrazing and cutting of mountain slopes to feed livestock.
The company has tweaked the chemical and atomic composition of the raw materials of the glass, which in turn has increased its density -- making it much more scratch and dent resistant than last years model.
ENGADGET: Corning demonstrates how strong its Gorilla Glass 3 really is (video)
The increased cell-site density will give traffic planners much more flexibility to deliver high-capacity services than if the two companies operated separately.
It said its safety tests showed that plane engines had "increased tolerance levels in low ash density areas".
The reason, he found when he dissected the animals, was that the density of nerve fibres in their spines had increased almost fourfold in response to the combination of electricity, stimulating chemicals and greed.
The fear is that melting ice, along with increased snow and rain, could reduce the density and salinity of the top layers of the sea, making them more buoyant.
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