If habitat patches differ in quality and local populations differ in size, migration from larger source populations into smaller sink populations may facilitate their long-term persistence by rescuing them from extinction [ 24, 26, 27].
"The resulting increase in gas prices may further accelerate consumers' natural migration away from large SUVs".
We consider selection acting on a small (initially uninfected) island population experiencing migration from a large (infected) mainland population.
One scenario where quantitative transmission assessments are possible is associated with the seasonal mass migration of pilgrims from large cities in India to religious shrines in pristine areas, such as sacred sites along the Upper Ganges River.
Clear evidence is presented of a mechanism involving the migration of H atoms from large to small Ru nanoparticles, which is expected to improve the catalytic performance by promoting the hydrogenation of adsorbed NHx species and the release of active sites.
(Other institutions helped too; the World Bank provided a loan that financed a large migration from the south of the country to Rondônia state in the days before it cared about greenery).
The city experienced a massive population expansion in the 20th century caused by migration from rural areas, and large residential developments were constructed to keep up with the demand for housing.
"If these declining numbers are sustained and the era of large migration from Central America has in fact ended, yes ― I expect you'll see a big uptick in interior removals," John Sandweg, who headed ICE for part of Obama's second term, said.
The 10th century introduction of early-ripening rice that could grow in varied climatic zones and topographic conditions allowed for a significantly large migration from the most productive lands that had been farmed for centuries into previously uninhabited areas in the surrounding hinterland of the Yangzi Valley and Southeast China, which experienced rapid development.
Rapid industrial and economic development in China over the past three decades has resulted in a large migration from rural areas to cities, urban growth, and modernization and a concomitant increase in urban air pollution.
