Results 111 to 120 of about 803,000 (313)

Regulamentação do estrogênio sintético 17α-etinilestradiol em matrizes aquáticas na Europa, Estados Unidos e Brasil

open access: yes, 2016
O estrogenio sintetico 17α-etinilestradiol, principal componente utilizado em formulacoes de contraceptivos orais, tem sido apontado como um dos principais compostos responsaveis por provocar efeitos adversos no sistema endocrino de varias especies.
Danieli Lima da Cunha   +5 more
semanticscholar   +1 more source

Embracing the politics of transformation: Policy action as “battle‐settlement events”

open access: yesReview of Policy Research, EarlyView.
Abstract Societal transformations for addressing climate change are intensely contested and at risk of resistance and backlash to ambitious policy action. But they are frequently modeled through heuristics such as S‐curves which abstract from such conflicts, assuming increasing returns to scale as a driver of transformations.
James Patterson, Matthew Paterson
wiley   +1 more source

Deportación y estigma en la frontera México-Estados Unidos: atrapados en Tijuana

open access: yes, 2016
Deportations from the interior of the United States have transformed the image of success associated with migrants. This article uses a survey, in-depth interviews, and newspaper and magazine documentation from 2013 and 2014 to analyze the stigma linked ...
Sandra Luz Albicker, Laura Velasco
semanticscholar   +1 more source

“Semper supra”? Trump administration policy narratives and the creation of the space force

open access: yesReview of Policy Research, EarlyView.
Abstract In 2019, the Donald Trump administration rejected the draft Treaty on the Prevention of Placement of Weapons in Space (PPWT) in the UN Conference on Disarmament and instead created the Space Force, the first new US military service branch established in decades.
Jeffrey S. Lantis
wiley   +1 more source

URSS-Estados Unidos

open access: yes, 1974
"Haro Tecglen, Eduardo, 1924-2005" también ha firmado sus artículos como "Aldebarán, Juan"
openaire   +1 more source

Deciding who decides: Trust and support for elected official, expert, and citizen decision‐making regarding nuclear waste management

open access: yesReview of Policy Research, EarlyView.
Abstract Many policy issues, such as nuclear waste management, are complex and require expertise to address. In many such policy areas, decisions are made by elected officials with input largely from experts and not the public or other stakeholders. However, such top‐down approaches can create mistrust and political opposition.
Matthew C. Nowlin   +2 more
wiley   +1 more source

Fin del colapso y nuevo escenario migratorio México-Estados Unidos

open access: yes, 2016
El inusual freno del crecimiento de la migracion mexicana en los ultimos anos llevo a algunos autores a hablar de un posible colapso del sistema migratorio Mexico-Estados Unidos.
Alejandro Canales, Sofía Meza
semanticscholar   +1 more source

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