Results 11 to 20 of about 192,515 (130)

Semantic Segmentation of Transmission Corridor 3D Point Clouds Based on CA-PointNet++

open access: yesElectronics, 2023
Automated extraction of key points from three-dimensional (3D) point clouds in transmission corridors provides technical support for digital twin construction and risk management of the power grid. However, accurately and efficiently segmenting the point
Guanjian Wang   +4 more
semanticscholar   +1 more source

Schémas régionaux de cohérence écologique : les questionnements, les méthodes d’identification utilisées, les lacunes [PDF]

open access: yesSciences, Eaux & Territoires, 2014
Depuis 2007, la « Trame Verte et Bleue » réunit de nombreux chercheurs autour de la gestion écologique du territoire. Comprendre ses missions, son organisation et ses outils permet de proposer des dispositifs futurs les plus pertinents et efficaces ...
VANPEENE-BRUHIER, Sylvie   +1 more
doaj  

Premier Contrat de Territoire Corridors Biologiques (CTCB) - ETU 1.5 Diagnostic spatio-temporel

open access: yes, 2014
Le travail présenté ici fournit un diagnostic spatio-temporel temporel à l'échelle des périmètres de vigilance des quatre corridors biologiques du territoire de Saint-Étienne Métropole (Saint-Jean-Bonnefonds, Tartaras, La Fouillouse et Unieux) inclus dans le 1e Contrat de Territoire Corridors Biologiques (CTCB), initié par Saint-Étienne Métropole en ...
Dodane, Clément   +2 more
openaire   +2 more sources

Efficacité des corridors : qu’en savons-nous vraiment ? [PDF]

open access: yesSciences, Eaux & Territoires, 2014
La mise en place de corridors permettant de lutter contre la fragmentation du territoire pour les espèces animales est l’un des rôles de la trame verte et bleue.
VANPEENE-BRUHIER, Sylvie   +2 more
doaj  

Focus - Comment gérer la lumière artificielle dans les continuités écologiques ? [PDF]

open access: yesSciences, Eaux & Territoires, 2018
Dans le cadre de la mise en place de la trame verte et bleue, des actions renforcées doivent être mises en œuvre pour réduire les pressions anthropiques sources de fragmentation des habitats.
SORDELLO, Romain
doaj  

Retrogressive thaw slumps along the Qinghai-Tibet Engineering Corridor: a comprehensive inventory and their distribution characteristics

open access: yesEarth System Science Data, 2022
. The important Qinghai Tibet Engineering Corridor (QTEC) covers the part of the Highway and Railway underlain by permafrost. The permafrost on the QTEC is sensitive to climate warming and human disturbance and suffers accelerating degradation ...
Zhuoxuan Xia   +8 more
semanticscholar   +1 more source

Hominin dispersals: causes, conditions, and outcomes Dispersions des hominines : causes, conditions et issues

open access: yesJournal of the Royal Anthropological Institute, EarlyView.
The ‘Out of Africa’ model that has dominated palaeoanthropology for nearly three decades was originally based on five elements: a recent ancestry to human populations; an African origin for the ancestral population; limited or no gene flow among archaic hominins and no admixture between modern humans and Neanderthals; a marked difference between the ...
Robert A. Foley, Marta Mirazón Lahr
wiley   +1 more source

Highly Mobile Seabirds Reveal Areas of Conservation Importance Across the Atlantic Ocean

open access: yesConservation Letters, Volume 19, Issue 5, September/October 2026.
ABSTRACT Countries have committed to expanding the marine protected area (MPA) network to 30% of the world's ocean by 2030, more than tripling current coverage, and focusing on areas important for biodiversity. For such expansion to translate into effective conservation of marine biodiversity, it must rely on the best available knowledge.
Marie‐Morgane Rouyer   +176 more
wiley   +1 more source

Field Margin Vegetation Structure Buffers Microclimate Extremes in Temperate Agricultural Landscapes

open access: yesEcology and Evolution, Volume 16, Issue 8, August 2026.
Tree‐rich field margins strongly buffered thermal extremes, lowering maximum and raising minimum temperatures compared to adjacent crop fields. Paired shielded and unshielded sensors showed how vegetation modifies thermal conditions and how measurement approach influences estimates of thermal buffering, supporting the potential role of treed margins as
Sarah Endicott   +3 more
wiley   +1 more source

High resolution data reveal fundamental steps and turns in animal movements

open access: yesEcological Monographs, Volume 96, Issue 2, May 2026.
Abstract Animal movement paths display substantial complexity and variability, promoting efforts to identify universal rules and models that best describe them. Using high‐resolution (≥10 Hz) movement from 43 vertebrate species spanning diverse taxa, body sizes, and lifestyles, we show that paths are universally composed of straight‐line steps ...
Richard M. Gunner   +68 more
wiley   +1 more source

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