Results 51 to 60 of about 617,832 (199)

Memoria institucional año 2021 : Consejo Nacional para el Cambio Climático

open access: yes, 2021
El Consejo Nacional para el Cambio Climático y Mecanismo de Desarrollo Limpio (CNCCMDL), creado mediante el Decreto 601-08, que tiene por objeto formular, diseñar y ejecutar políticas públicas para la prevención y mitigación de las emisiones de los gases
República Dominicana, Consejo Nacional para el Cambio Climático y Mecanismo de Desarrollo Limpio
core  

The OMZ and nutrient features as a signature of interannual and low-frequency variability in the Peruvian upwelling system [PDF]

open access: yesBiogeosciences, 2017
Over the last decades, the Humboldt Current upwelling ecosystem, particularly the northern component off the coast of Peru, has drawn the interest of the scientific community because of its unique characteristics: it is the upwelling system with the ...
M. I. Graco   +9 more
doaj   +1 more source

Pest‐preservation paradox among insects

open access: yesConservation Biology, EarlyView.
The pest‐preservation paradox is a non‐binary perspective that insects range from those that are harmful and requiring management on the one side, to those requiring conservation intervention on the opposite end of the spectrum. Importantly, the vast majority of insects occur somewhere in the center of the two extremes, and their position along the ...
Michael J. Samways   +3 more
wiley   +1 more source

Assessing Wheat Traits by Spectral Reflectance: Do We Really Need to Focus on Predicted Trait-Values or Directly Identify the Elite Genotypes Group?

open access: yesFrontiers in Plant Science, 2017
Phenotyping, via remote and proximal sensing techniques, of the agronomic and physiological traits associated with yield potential and drought adaptation could contribute to improvements in breeding programs. In the present study, 384 genotypes of wheat (
Miguel Garriga   +7 more
doaj   +1 more source

A framework for integrating resilience indicators into risk assessments

open access: yesConservation Biology, EarlyView.
Abstract Globally, ecosystems are increasingly threatened by climate change and human pressures, yet ecosystem risk assessments predominantly emphasize exposure to stressors while overlooking intrinsic ecosystem resilience—the capacity to absorb and recover from disturbances.
Benoît Pichon   +4 more
wiley   +1 more source

Technical and financial support [PDF]

open access: yes, 2016
Serie La Agricultura y la Convención Marco de las Naciones Unidas sobre el Cambio Climático , no. 4En esta nota se describen algunas de las oportunidades más importantes que pueden aprovechar los países para conseguir recursos para sus esfuerzos de ...
Witkowski, Kelly
core  

Field-aging biochar influence on bensulfuron-methyl behavior in rice under sprinkler irrigation in high water stress regions

open access: yesFrontiers in Agronomy
The intensive use of bensulfuron-methyl (BM) in rice cultivation, together with its high toxicity to aquatic organisms and its frequent detection in water bodies, raises significant environmental concern.
David Peña   +4 more
doaj   +1 more source

Environmental DNA succeeds in detecting a low‐density population of endangered harlequin frogs

open access: yesConservation Science and Practice, EarlyView.
This work evaluates the use of environmental DNA (eDNA) to detect the Critically Endangered Jambato Harlequin Frog (Atelopus ignescens)—an iconic species once thought extinct and now known only from a single locality in the Ecuadorian Andes. Our study demonstrates the effectiveness of eDNA in detecting the Jambato in a low‐density amphibian population,
Mónica I. Páez‐Vacas   +14 more
wiley   +1 more source

Cumbre de Paris: Convención sobre el Cambio Climático [PDF]

open access: yes, 2016
No abstractEl Instituto “Martin Luther King” de la UPOLI -dada la importancia para la humanidad y nuestra Casa Común- publica en este número de Cultura de Paz, por razones de espacio, lo correspondiente a la parte preambular del Acuerdo de la Cumbre de ...
Sobre el Cambio Climático, Cumbre de Paris
core   +1 more source

Hydropower Regulation of Xingu River Discharge Structures Heterogeneous, Sector‐Specific Responses in Pacu Fisheries Along the River Continuum

open access: yesFisheries Management and Ecology, EarlyView.
ABSTRACT Hydroelectric dams are common in Amazonian tributaries under federal environmental licensing that requires long‐term fisheries monitoring. This study evaluated three fishing systems targeting “pacu” species (Serrasalmidae) in the Xingu River before, during, and after construction of the Belo Monte dam (2012–2023) across four river sectors ...
João Paulo Moura de Queiroz   +5 more
wiley   +1 more source

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