Sentences with phrase «scale economic migration»
When it entails large scale economic migration there can be a huge volatility in numbers which makes it very difficult to plan services.
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This was a period of economic turbulence, leading to large - scale migration of workers from the south to the north of Europe.
He discussed the escalating scale of impacts we could expect from unchecked climate change: from deaths and injuries from heat, to pollution, food - related illnesses, altered vectors for diseases such as malaria, crop failure and water shortages, mass migration, resource wars, economic collapse, and ecosystem collapse with mass extinctions.
As British Foreign Secretary Margaret Beckett warned the U.N. Security Council, the risk of massive economic disruption and «migration on an unprecedented scale» make climate change a true security threat.
The increase in flood risk may become unsustainable in regions where the combination of socio - economic and climatic drivers trigger large - scale climatic crises involving conflicts and mass migration, according to the authors.