Results 11 to 20 of about 153,314 (168)

Tropical rainforest bird community structure in relation to altitude, tree species composition, and null models in the Western Ghats, India [PDF]

open access: yesarXiv, 2005
Studies of species distributions on elevational gradients are essential to understand principles of community organisation as well as to conserve species in montane regions. This study examined the patterns of species richness, abundance, composition, range sizes, and distribution of rainforest birds at 14 sites along an elevational gradient (500-1400 ...
Joshi, N. V.   +2 more
arxiv   +2 more sources

Measuring tropical rainforest resilience under non-Gaussian disturbances [PDF]

open access: yesEnviron. Res. Lett. 19 (2024) 024029, 2023
The Amazon rainforest is considered one of the Earth's tipping elements and may lose stability under ongoing climate change. Recently a decrease in tropical rainforest resilience has been identified globally from remotely sensed vegetation data. However, the underlying theory assumes a Gaussian distribution of forest disturbances, which is different ...
arxiv   +1 more source

Evidence of scale-free clusters of vegetation in tropical rainforests [PDF]

open access: yesPhys. Rev. E 109, L042402 (2024), 2023
Tropical rainforests exhibit a rich repertoire of spatial patterns emerging from the intricate relationship between the microscopic interaction between species. In particular, the distribution of vegetation clusters can shed much light on the underlying process regulating the ecosystem.
arxiv   +1 more source

Springbrook: Challenges in developing a long-term, rainforest wireless sensor network [PDF]

open access: yes, 2008
We describe the design, development and learnings from the first phase of a rainforest ecological sensor network at Springbrook - part of a World Heritage precinct in South East Queensland.
Brunig, Michael   +8 more
core   +2 more sources

Relict landslide detection using Deep-Learning architectures for image segmentation in rainforest areas: A new framework [PDF]

open access: yes, 2022
Landslides are destructive and recurrent natural disasters on steep slopes and represent a risk to lives and properties. Knowledge of relict landslides location is vital to understand their mechanisms, update inventory maps and improve risk assessment.
arxiv   +1 more source

Persistent anthrax as a major driver of wildlife mortality in a tropical rainforest [PDF]

open access: yes, 2017
Anthrax is a globally important animal disease and zoonosis. Despite this, our current knowledge of anthrax ecology is largely limited to arid ecosystems, where outbreaks are most commonly reported.
A McKenna   +104 more
core   +1 more source

Evidence of Amazon rainforest dieback in CMIP6 models [PDF]

open access: yes, 2022
Amazon forest dieback is seen as a potential tipping point under climate change. These concerns are partly based-on an early coupled climate-carbon cycle simulation, that produced unusually strong drying and warming in Amazonia. In contrast, the 5th generation Earth System Models (CMIP5) produced few examples of Amazon dieback under climate change ...
arxiv   +1 more source

Composition and Host-Use Patterns of a Scarab Beetle (Coleoptera: Scarabaeidae) Community Inhabiting the Canopy of a Lowland Tropical Rainforest in Southern Venezuela [PDF]

open access: yes, 2019
The adult scarab beetle fauna of the canopy in a lowland tropical rainforest in southern Venezuela was observed and collected by means of a 42 m-tall tower crane for a complete year.
Kirmse, Susan, Ratcliffe, Brett C.
core   +2 more sources

Semi-supervised Change Detection of Small Water Bodies Using RGB and Multispectral Images in Peruvian Rainforests [PDF]

open access: yesarXiv, 2022
Artisanal and Small-scale Gold Mining (ASGM) is an important source of income for many households, but it can have large social and environmental effects, especially in rainforests of developing countries. The Sentinel-2 satellites collect multispectral images that can be used for the purpose of detecting changes in water extent and quality which ...
arxiv  

Reconfiguration of Amazon's Connectivity in the Climate System [PDF]

open access: yesarXiv, 2023
With the recent increase in deforestation, forest fires, and regional temperatures, the concerns around the rapid and complete collapse of the Amazon rainforest ecosystem have heightened. The thresholds of deforestation and the temperature increase required for such a catastrophic event are still uncertain.
arxiv  

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