Sentence examples for migration cannot be from inspiring English sources

Even though an alternative hypothesis where the genera might have originated in North America with a subsequently southern migration cannot be ruled out, most angiosperms, and specifically legumes, have migrated from South America (Lavin and Luckow 1993).

May said that suggesting migration cannot be controlled within the EU – which gives freedom of movement to member state nationals – was "defeatist and wrong" and flies in the face of the evidence.

Nick Timothy, former special adviser to Theresa May, the Home Secretary, says: While existing rules for EU and student migration remain, net migration cannot be cut to the tens of thousands".

The downside, however, is that individuals are not asked about the timing of their domestic relocation; hence, annual measures of municipal-level domestic migration cannot be constructed.

Thus, although the timing of high quality food during migration is important for Barnacle geese [16], this result suggests that Barnacle geese may prioritize other factors above the onset of plant growth in spring, and that the observed delay in migration cannot be caused by climatic changes.

However, as the Amazon molly tolerates marine conditions [ 14], migration cannot be entirely excluded.

Migrations cannot be controlled with traffic lights or barbed wire.

Nonetheless, they note that extraordinary human migrations cannot be ruled out, pointing to the American Dust Bowl as a familiar and dramatic recent experience.

The ability of birds to navigate during migrations cannot be fully explained by endogenous programming, even with the help of responses to environmental cues.

Migration intensity cannot be directly observed; however, factors that reflect migration intensity can be used to create the Index of Migration Intensity (IMI).

This results in an underestimation of the number of migrations and circular and other temporary migration patterns cannot be discriminated (16).