Results 31 to 40 of about 161,562 (352)

Mountain Biodiversity in Romania

open access: yesGrassroots Journal of Natural Resources, 2023
There exists a strong link between mountain regions and biodiversity. These regions represent the most important source of regional and global ecosystems forming the core elements of environmental and sustainable development policies. Mountains operate as true refuge for endemic species but are affected by uncontrolled human actions, while alpine ...
openaire   +1 more source

Two new remarkable and endangered catfish species of the genus Cambeva (Siluriformes, Trichomycteridae) from southern Brazil

open access: yesEuropean Journal of Taxonomy, 2022
During a field inventory directed at trichomycterine habitats, two new species of the genus Cambeva, C. alphabelardense sp. nov. and C. betabelardense sp.
Wilson J.E.M. Costa   +2 more
doaj   +1 more source

Andean Land Use And Biodiversity: Humanized Landscapes In A Time Of Change [PDF]

open access: yes, 2009
Some landscapes Cannot be understood without reference., to the kinds. degrees, kinds, degrees, and history of human-caused modifications to the Earth's surface.
Brumfield R. T.   +14 more
core   +1 more source

High Endemism in an Endangered Biodiversity Hotspot: Phylogeny, Taxonomy and Distribution Patterns of Catfishes of the Psammocambeva Alpha-Clade (Siluriformes: Trichomycteridae) from the Rio Doce Basin, Brazil

open access: yesFishes, 2023
The Rio Doce basin is situated in a biodiversity hotspot, with some fish groups still superficially known. The intense process of habitat loss and water contamination justifies efforts to speed up the pace of describing fish species diversity. Herein, we
Wilson J. E. M. Costa   +4 more
doaj   +1 more source

A GIS approach towards estimating tourist's off-road use in a mountainous protected area of Northwest Yunnan, China [PDF]

open access: yes, 2014
To address the environmental impacts of tourism in protected areas, park managers need to understand the spatial distribution of tourist use. Standard monitoring measures (tourist surveys and counting and tracking techniques) are not sufficient to ...
De Wulf, Robert   +5 more
core   +2 more sources

Molecular Phylogeny, Taxonomy and Distribution Patterns of Trichomycterine Catfishes in the Middle Rio Grande Drainage, South-Eastern Brazil (Siluriformes: Trichomycteridae)

open access: yesFishes, 2023
The Rio Grande drainage plays a key role in supplying water and electricity to large urban centres, but some components of its rich ichthyofauna are still poorly known.
Wilson J. E. M. Costa   +3 more
doaj   +1 more source

Tibet, the Himalaya, Asian monsoons and biodiversity - In what ways are they related? [PDF]

open access: yes, 2017
Prevailing dogma asserts that the uplift of Tibet, the onset of the Asian monsoon system and high biodiversity in southern Asia are linked, and that all occurred after 23 million years ago in the Neogene. Here, spanning the last 60 million years of Earth
An   +107 more
core   +2 more sources

On two species of Phintella Strand, 1906 from Hainan, China (Araneae, Salticidae) [PDF]

open access: yesBiodiversity Data Journal
In our recent examination of the Phintella specimens collected from Hainan Tropical Rainforest National Park, a new species and the unknown female of P.
Cheng Wang, Jiahui Gan, Xiaoqi Mi
doaj   +3 more sources

Two new species of Lysiteles Simon, 1895 from Cibagou National Nature Reserve, Xizang, China (Araneae, Thomisidae) [PDF]

open access: yesBiodiversity Data Journal
Lysiteles Simon, 1895 contains 64 nominal species distributed in East, South and South Asia. It possesses very high species diversity in China (with 46 and 32 endemics), Bhutan (with 9 and 1 endemic) and Nepal (with 8 and 4 endemics).In June 2023, a ...
Cheng Wang, Jiahui Gan, Xiaoqi Mi
doaj   +3 more sources

Vegetation Dynamics in Ecuador [PDF]

open access: yes, 2019
Global forest cover has suffered a dramatic reduction during recent decades, especially in tropical regions, which is mainly due to human activities caused by enhanced population pressures.
González-Jaramillo, Víctor Hugo
core   +1 more source

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