In addition, Brexit would create major uncertainty about Britain's alternative future trading arrangements, both with the rest of Europe and with important markets like the USA, Canada and China.
That can happen when political turmoil creates major uncertainty about the future, like the events in Europe a year ago, or when investors fear bond prices could have a long way to fall, as in the financial crisis.
A major uncertainty about the new accord, administration officials acknowledged, revolves around the power of the Foreign Ministry over the missile-parts factories, which are run by the Chinese military.
"Brexit would create major uncertainty about Britain's alternative future trading arrangements, both with the rest of Europe and with important markets like the USA, Canada and China," they write.
The mechanisms that translate the physical forcing of climate change into biological changes are, however, poorly understood, creating major uncertainty about future ecological scenarios8,9, and limiting our ability to predict impacts9 and implement mitigation strategies, such as targeted conservation and rehabilitation10,11.
"I think there's still major uncertainty about the size of the future sink," Lewis says.
WASHINGTON, Jan . 31— Stepping down on Tuesday after 18 years as steward of the nation's economy, Alan Greenspan left his successor a wide berth to set his own policy but some major uncertainties about the future.
It has left major uncertainties about how Mr Morgan will handle other changes in the Welsh executive in order to stamp his own mark on what in the main has been a cabinet inherited five months ago from former first secretary Alun Michael.
However, there are few longitudinal cohorts of preterm infants and there remain major uncertainties about how best to feed preterm infants.
Currently almost all forest concessions in Indonesia are affected by tenure insecurity (land claims, illegal logging), major uncertainties about their legal status, ambiguous policies regarding license extension and major political changes (related to political/administrative decentralization).
Monitoring protocols were designed to reduce major uncertainties about the functional relations among flow parameters (e.g., frequency, duration, magnitude, velocity) and fish populations, especially the relationship between periods of stable flow and recruitment of young fishes (Freeman et al. 2001).
