Results 11 to 20 of about 66,051 (160)

Poor compliance and exemptions facilitate ongoing deforestation. [PDF]

open access: yesConserv Biol
Abstract Many nations are struggling to reduce deforestation, despite having extensive environmental protection laws in place and commitments to international agreements that address the biodiversity and climate crises. We developed a novel framework to quantify the extent to which contemporary deforestation is being captured under national and ...
Thomas H   +4 more
europepmc   +2 more sources

Informing spatial conservation prioritization with species' traits. [PDF]

open access: yesConserv Biol
Abstract New Guinea, the most botanically diverse island on the planet, is the location for one of the boldest conservation initiatives. The Manokwari Declaration aims to achieve 70% conservation designation for the Bird's Head Peninsula. This is 40% higher than the 2022 Global Biodiversity Framework target.
Trethowan LA   +27 more
europepmc   +2 more sources

Coexistence and habitat restoration planning for the reintroduction of Spix's macaw. [PDF]

open access: yesConserv Biol
Abstract Spix's macaw (Cyanopsitta spixii) is one of the world's most endangered species. Native to the Caatinga of northeastern Brazil—a region marked by significant socioeconomic vulnerability—the species was considered extinct in the wild in 2000. A reintroduction project, however, returned it to its natural habitat in 2022. The long‐term success of
Vercillo UE   +3 more
europepmc   +2 more sources

Threshold responses of floating meadow fish communities to floodplain forest cover in the lower Amazon River. [PDF]

open access: yesConserv Biol
Abstract Forest cover is positively associated with fish biomass and fisheries yield in the Amazon River floodplain, and many species enter flooded forests to feed, spawn, or seek refuge from predation. Floating macrophyte beds, known as floating meadows, in Amazon floodplains support high fish diversity and serve as nursery habitat for many fishes of ...
Grinstead S   +6 more
europepmc   +2 more sources

Tropical Land-Use Change Disrupts Zeta-Diversity Across Taxa. [PDF]

open access: yesGlob Chang Biol
We studied birds, dung beetles, and orchids across natural and human‐transformed habitats in the Colombian Andes to understand how land‐use change affects biodiversity. We found that deforestation simplifies ecological communities and reduces both rare and widespread species, especially orchids.
Parra-Sanchez E   +14 more
europepmc   +2 more sources

Tamaño del fragmento de bosque y aislamiento: potenciales efectos sobre ensambles de escarabajos coprófagos (Coleoptera: Scarabaeidae: Scarabaeinae)

open access: yesCaldasia, 2023
Aunque existe abundante información sobre los efectos nocivos de la fragmentación, muchos interrogantes persisten sobre el efecto del tamaño de los relictos de bosque sobre la fauna. Con el objetivo de evaluar el efecto de este factor sobre la diversidad,
José Mauricio Montes-Rodríguez   +3 more
doaj   +1 more source

Modelación económica con información espacialmente explicíta de la deforestación en Urabá, Colombia, 1980-2000 [PDF]

open access: yes, 2011
La deforestación tropical contribuye al cambio climático por ser la segunda fuente neta deemisión a la atmósfera de gases con efecto de invernadero.
Orrego Suaza, Sergio Alonso   +1 more
core   +2 more sources

Concentración de metales pesados (CR total, Pb, CD) en agua superficial y sedimentos en el estero salado (Guayaquil)

open access: yesRevista Científica de Ciencias Naturales y Ambientales, 2021
El presente trabajo realizado durante la época seca (Agosto, Septiembre, Octubre) del año 2010 en cinco puntos del Estero Salado de Guayaquil se determinó la concentración de metales pesados Cadmio (Cd), Cromo total (Cr), Plomo (Pb), en las matrices agua
Mariana Alcívar Tenorio   +1 more
doaj   +1 more source

Preocupaciones y cambios de política: ¿hacia la sostenibilidad de la palma aceitera en la Amazonía?

open access: yesEconomía Agraria y Recursos Naturales, 2021
El artículo explora la influencia de las preocupaciones por la deforestación de la Amazonía en la política del cultivo de palma aceitera en el Perú. Para ello se analizaron los discursos subyacentes a la política y de los actores relacionados.
Miguel Angel La Rosa Salazar
doaj   +1 more source

Un análisis multinivel de población y deforestación en el Parque Nacional Sierra de Lacandón (Petén, Guatemala) [PDF]

open access: yes, 2008
Este estudio examina los factores demográficos asociados con la deforestación en el Parque Nacional Sierra de Lacandón (PNSL), Guatemala, utilizando un análisis de regresión multinivel. Más del 10% del PNSL ha sido deforestado desde mediados de la década
Barbieri, Alisson   +6 more
core   +3 more sources

Home - About - Disclaimer - Privacy