Sentence examples for external barriers from inspiring English sources

The external barriers are thought to result from ecological selection and niche differentiation among lineages.

EXTERNAL barriers, like housing discrimination based on race, are still viewed as the main cause of black-white segregation.

Therefore, hospitals said they would erect external barriers and call for police assistance if swelling crowds became unruly.... ANDREA KANNAPELL.

The chicken: Women will tear down the external barriers once we achieve leadership roles.

In addition to the external barriers erected by society, women are also hindered by barriers that exist within ourselves.

Albanese stressed that treatment of opioid addiction is not one-size-fits-all, due to both internal and external barriers.

The egg: We need to eliminate external barriers to get women into those roles in the first place.

Sandberg's book Lean In, available on 11 March, is meticulously researched, with Sandberg first addressing the "chicken and egg" problem of gender inequality: the chicken being that "women will get rid of the external barriers once we achieve leadership roles," and the egg of needing "to eliminate the external barriers to get women into those roles in the first place".

The second mechanism that may lead to the stabilization of hybrid lineages is 'the segregation of a new type isolated by external barriers' (Grant, 1981; p. 243).

But the four economists suspect that for one category of Americans, the poor, the external barriers to professional success have actually increased.

Sandberg just encourages women to work with what we have in the here and now: In addition to the external barriers erected by society, women are also hindered by barriers that exist within ourselves.