Results 61 to 70 of about 313,526 (334)

Shaping research in marine functional connectivity for integrated and effective marine science and management

open access: yesBiological Reviews, EarlyView.
ABSTRACT Effective knowledge of ecological connectivity at sea and at the land–sea interface is key to supporting global policy goals to conserve and restore ocean biodiversity and function. However, a persistent lack of commonality in terminology and understanding around the concept of connectivity in marine ecological studies hampers its integration ...
Audrey M. Darnaude   +20 more
wiley   +1 more source

As redes de comercialização de peixes in natura nas feiras municipais de Palmas (TO)

open access: yesGeoTextos, 2016
A presente pesquisa objetiva conhecer as redes estabelecidas pelos comerciantes de peixes in natura das feiras municipais em Palmas (TO), de modo a identificar os agentes econômicos envolvidos e os diferentes espaços geográficos que se articulam na ...
Ingrid Gianotti Julio, Kelly Bessa
doaj   +1 more source

If $B$ and $f(B)$ are Brownian motions, then $f$ is affine [PDF]

open access: yes, 2015
It is shown that if the processes $B$ and $f(B)$ are both Brownian motions (without a random time change) then $f$ must be an affine function. As a by-product of the proof, it is shown that the only functions which are solutions to both the Laplace ...
Tehranchi, Michael R.
core   +1 more source

Palmas (Arecaceae) útiles en los alrededores de Iquitos, Amazonía Peruana

open access: yes, 2014
This paper describes the uses of 64 species of palms in 28 villages in Departamento de Loreto, Peru. There, the palms are of great use as food (Bactris gasipaes, Mauritia flexuosa, Euterpe precatoria, Oenocarpus bataua), for fiber production (Astrocaryum
Henrik Balslev   +4 more
semanticscholar   +1 more source

Subterranean environments contribute to three‐quarters of classified ecosystem services

open access: yesBiological Reviews, EarlyView.
ABSTRACT Beneath the Earth's surface lies a network of interconnected caves, voids, and systems of fissures forming in rocks of sedimentary, igneous, or metamorphic origin. Although largely inaccessible to humans, this hidden realm supports and regulates services critical to ecological health and human well‐being.
Stefano Mammola   +30 more
wiley   +1 more source

Palmas en Cuba: fuentes de aceite y ácidos grasos sin explotar

open access: yesRevista CENIC Ciencias Químicas, 2015
Se presenta una compilación de los estudios realizados en el Centro de Productos Naturales del Centro Nacional de Investigaciones Científicas, sobre la obtención de aceite crudo a partir de 11 especies de palmas (Arecaceae) que crecen en Cuba (Veitchia ...
Roxana Vicente Murillo   +5 more
doaj  

National Environmental Policies and Corporate Green Innovation: The Mirroring Versus Substitution Hypotheses

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT Drawing on comparative institutional theory, we study the nature and magnitude of the effects of national environmental policies on corporate green innovation in developed versus emerging markets. Using a sample of 1831 listed firms in 34 countries from 2002 to 2020, we find that national environmental policies increase corporate green ...
Ivan Miroshnychenko   +2 more
wiley   +1 more source

Proposal and Comparative Study of Evolutionary Algorithms for Optimum Design of a Gear System [PDF]

open access: yes, 2019
This paper proposes a novel metaheuristic framework using a Differential Evolution (DE) algorithm with the Non-dominated Sorting Genetic Algorithm-II (NSGA-II).
Frutos, Mariano   +3 more
core   +1 more source

Who protects participants in non-inferiority trials when the outcome is death?

open access: yesResearch Ethics Review, 2018
A non-inferiority design accepts the possibility of some efficacy loss, as part of a “successful”, statistically significant result. That loss may be excessive when the non-inferiority threshold is lenient. However, even stringent significance thresholds
Walter Palmas
doaj   +1 more source

3. Wochenbericht ANT-XXIII/10 [PDF]

open access: yes, 2007
Polarstern XXIII/10 Am 12. April 2007 hatte das Forschungschiff Polarstern unter der Fahrtleitung von Prof. Dr.
Macke, Andreas
core  

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