Results 101 to 110 of about 243,680 (279)

Balancing tracks and trees: Assessing railroad impact on Brazilian biodiversity

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
The Brazilian West–East Integration Railway (FIOL) aims to boost the national economy by improving commodity transport; however, it crosses three of Brazil's most biodiverse and fragile regions: the Caatinga, Cerrado and Atlantic Forest. Using digitised plant records and land‐use analyses, our study reveals significant vegetation loss within the ...
Ana Luiza Silva Rocha   +3 more
wiley   +1 more source

The coastal ecosystems of the south-east of Cuba and their resilience after a fire

open access: yesRevista Cubana de Ciencias Forestales, 2017
The fire represents one of the most severe disturbance agents altering the communities’ characteristics. The objectives of the research are to determine the magnitude of the change of plants species diversity generated by a fire at the microphyll ...
Yenisey Revilla Góngora   +6 more
doaj  

New records of the diet of the genus Chironius Fitzinger, 1826 (Squamata: Colubridae) in Ecuador

open access: yesBiota Colombiana
This document contributes 15 new items to the prey list of the genus Chironius in Ecuador, based on an examination of 89 specimens of seven Ecuadorian species.
Miguel Urgilés-Merchán   +2 more
doaj   +1 more source

Mesures per construir sobirania alimentària a Barcelona : recull de propostes per al desenvolupament de polítiques municipals [PDF]

open access: yes, 2016
Aquest document és el resultat d'un procés de diagnosi i debat col·lectiu desenvolupat entre l'octubre del 2015 i el novembre del 2016 sota el nom de Llaurant Barcelona.
GRAIN   +2 more
core   +1 more source

Acanthagrion marinae sp. Nov. (zygoptera: Coenagrionidae): A new species of the apicale group [PDF]

open access: yes, 2018
Acanthagrion marinae sp. nov. (Holotype male: BRASIL, Mato Grosso do Sul, Campo Grande, UFMS, 20°29’56.26’’S-54°36’48.43’’W, 547m, leg. M.E. Rodrigues, 03.ii.2015, collection code: VZYG437, MLP) is described and illustrated on the basis of 15 males.
Lozano, Federico, Rodrigues, Marciel E
core   +1 more source

Biodiversidad y Cambio Climático

open access: yesApuntes de Ciencia & Sociedad, 2015
La rica variedad de vida en la Tierra estuvo siempre expuesta a un clima cambiante. La necesidad de adaptarse a los nuevos patrones de temperatura y de precipitaciones tiene una influencia importante en los cambios evolutivos de las especies de plantas y animales.El cambio climatico plantea ahora una de las amenazas principales para la diversidad ...
openaire   +4 more sources

An interdisciplinary review of the interplay of conflict, socio‐economic factors, and land cover and vegetation dynamics in Colombia

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Colombia's forests play a crucial role in preserving biodiversity and mitigating climate change, but they are currently facing severe degradation, particularly after the 2016 Peace Agreement. Our literature review highlights a growing research interest in this topic and demonstrates how interdisciplinary approaches combining diverse methods can enhance
Estefanía Muñoz   +13 more
wiley   +1 more source

Herramientas de gestión ambiental para las carreteras de cuarta generación (4g) en Colombia

open access: yesPublicaciones e Investigación, 2015
En este artículo se pretende analizar la aplicación del Manual para la asignación de compensaciones por pérdida de biodiversidad, en el sector de infraestructura vial en Colombia.
William Eduardo Mosquera Laverde   +1 more
doaj   +1 more source

Presencia y abundancia de aves acuáticas en la Meseta Strobel, Patagonia, Argentina [PDF]

open access: yes, 2009
La meseta Strobel, ubicada en la estepa patagónica, alberga más de 1500 lagunas que son utilizadas regularmente por aves acuáticas, incluyendo una de las principales poblaciones reproductivas del Macá Tobiano (Podiceps gallardoi), una especie endémica de
Lancelotti, Julio Lucio   +4 more
core   +1 more source

Description of the final instar larva of argia serva hagein selys, 1865 (Odonata coenagrionidae) [PDF]

open access: yes, 2018
The American genus Argia, with more than 100 species described, is the most speciose genus of Odonata in the world. In this contribution, the final stadium larva of Argia serva, the southernmost distributed species of Argia, is described and diagnosed ...
del Palacio, Alejandro   +2 more
core   +1 more source

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