Results 131 to 140 of about 923,763 (238)

Small understory trees increase growth following sustained drought in the Amazon

open access: yesNew Phytologist, EarlyView.
Summary Droughts pose a major threat to the Amazon rainforest, yet the mechanisms enabling trees to maintain growth under prolonged drought remain poorly understood, particularly in the understory layer. We leveraged a 22‐yr Throughfall Exclusion (TFE) in a 1‐ha plot in eastern Amazonia, paired with a Control plot, to test whether small understory ...
Mateus C. Silva   +16 more
wiley   +1 more source

Em um mundo de ameaças transnacionais podemos permitir a falência dos Estados?

open access: yesColeção Meira Mattos, 2014
Este artigo discute o fenômeno da falência dos Estados como problema de segurança internacional e se é possível permitir a falência dos Estados em um mundo globalizado.
Sérgio Luiz Tratz
doaj  

Canalized to heat, plastic to cold: adaptive coordination of leaf and seed strategies in populations spanning an elevational gradient

open access: yesNew Phytologist, EarlyView.
Summary In tropical mountains, surviving temperature extremes demands finely tuned strategies. We investigated how populations of the bromeliad Pitcairnia flammea across a 2200 m elevational gradient balance genetic canalization and plasticity, and whether thermal strategies are coordinated between seeds and leaves.
Cleber J. N. Chaves   +17 more
wiley   +1 more source

Fatores facilitadores da comunicação no processo estratégico: estudo multicaso em organizações de sucesso

open access: yesFaces: Revista de Administração, 2005
Esta pesquisa procurou identificar fatores que interferem como facilitadores da comunicação interpessoal, quando da formulação e implementação de decisões estratégicas, em duas organizações de sucesso empresarial, uma cooperativa agropecuária e uma ...
Yeda Maria Pereira Pavão   +1 more
doaj  

Diversity of the arthropod fauna in organically grown garlic intercropped with fodder radish. [PDF]

open access: yes, 2012
The cultivation of garlic faces several problems, which include pest attack, and the diversification of habitat through intercropping with attractive plants comes up as a method to pest management.
Haro, Marcelo Mendes   +2 more
core  

Regulatory Approaches in the Face of a Pandemic: Assessing the Role of Ideology, Context, and Rule Design in Four Spanish Regions

open access: yesPublic Administration, EarlyView.
ABSTRACT Regulatory instruments to manage the COVID‐19 pandemic have been the object of rich scholarly debates, primarily focused on early national responses to the crisis. We investigate variation in sub‐national regulatory approaches when a crisis is normalized, its association with competing political ideas about the health‐economy trade‐off and the
Salvador Parrado   +3 more
wiley   +1 more source

A formação de frases relativas de PP no português oral de Cabo Verde e de São Tomé [PDF]

open access: yes, 2010
Os mecanismos de formação de frases relativas restritivas têm sido amplamente analisados na literatura sobre o português europeu (PE) e o português brasileiro (PB) (e.g. Tarallo 1985; Brito 1991; Kato 1993; Peres & Móia 1995; Kato et al.
Alexandre, Nelia   +2 more
core  

The Bumps in the Road Toward Social Equity Budgeting: The Administrative Pitfalls When Implementing Participatory Budgeting

open access: yesPublic Administration, EarlyView.
ABSTRACT Participatory budgeting can encourage meaningful community engagement in all phases of the budgeting cycle to promote social equity. However, participatory budgeting administrators often experience administrative and political challenges in establishing participatory processes that effectively promote social equity.
Michelle L. Lofton   +1 more
wiley   +1 more source

Aprendizagem ao longo da vida: desafios ao ensino superior para a estratégia EU 2020 [PDF]

open access: yes, 2010
A Estratégia de Lisboa centrou-se no emprego, reforma económica e coesão social, para uma economia e sociedade inovadoras, competitivas e sustentáveis, baseadas no conhecimento pela investigação e desenvolvimento, e nas competências necessárias para aí ...
Meireles-Coelho, Carlos   +1 more
core  

Prolonged exposure to artificial light and carcinogenesis: A systematic review of oncostatic mechanisms associated with melatonin pathways

open access: yesPhotochemistry and Photobiology, EarlyView.
Exposure to artificial light at night (ALAN), particularly at blue wavelengths, disrupts circadian rhythms by suppressing melatonin, thereby increasing cancer susceptibility. This systematic review consolidates evidence linking prolonged ALAN exposure to an elevated risk of breast and prostate tumors.
Gabriel Barboza   +4 more
wiley   +1 more source

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