Posts Tagged ‘shift’
Urbanization, Export Crops Drive Deforestation
Posted in urban living
In Reversal, Land Is Cleared for Global Trade and Big Cities, Says Study
The drivers of tropical deforestation have shifted in the early 21st century to hinge on growth of cities and the globalized agricultural trade, a new large-scale study concludes.
The observations starkly reverse assumptions by some scientists that fast-growing urbanization and the efficiencies of global trade might eventually slow or reverse tropical deforestation. The study, which covers most of the world’s tropical land area, appears in this week’s early edition of the journal Nature Geoscience.
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Perspective Health and Urban Living
Posted in urban living
Christopher Dye
The majority of people now live in urban areas and will do so for the foreseeable future. As a force in the demographic and health transition, urbanization is associated with falling birth and death rates and with the shift in burden of illness from acute childhood infections to chronic, noncommunicable diseases of adults.
Mayan calendar and 2012 prophecy. The third probable scenario
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