Observatoire de l'environnement Nouvelle Calédonie

Il y a environ 1647 résultats pour les termes de recherche: Composés Organiques Volatiles OR COV

Affichage des résultats: 191 à 200

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Description of a new genus and two new species of high frequency cicada from New Caledonia (Insecta : Hemiptera, Cicadoidea, Cicadidae)

The new genus Murmurillana Delorme gen. nov., is described within the tribe Cicadettini Buckton, 1889, designating Murmurillana inaudibilis Delorme sp. nov., as the type species. Murmurillana inaudibilis Delorme sp. nov. and Murmurillana paenetacita ...

How did the ultramafic soils shape the flora of the New Caledonian hotspot ?

New Caledonia is renowned as one of the world's most significant biodiversity hotpots. The nutrient-deficiency and cations imbalances of ultramafic soils, which cover a third of the island, harbor a disproportionally high proportion of the plant dive...

The Seismic Structure of the Western approaches and the South Armorican Continental Shelf and its Geological Interpretation

Based on all available seismic refraction data, the seismic structure of the Western Approaches to the English Channel and the South Armorican continental shelf has been established. The correlation of seismic velocities showed a three-fold structure...

Herbivorous fishes and the potential of Caribbean marine reserves to preserve coral reef ecosystems

1. The development of macroalgae to the detriment of corals is now one of the major threats to coral reefs. Herbivorous fishes are partly responsible for algal regulation on coral reefs and their overexploitation favours the shift from scleractinian ...

Mining in New Caledonia : environmental stakes and restoration opportunities

New Caledonia is a widely recognised marine and terrestrial biodiversity hot spot. However, this unique environment is under increasing anthropogenic pressure. Major threats are related to land cover change and include fire, urban sprawling and minin...

Contrasted ecological niches shape fungal and prokaryotic community structure in mangroves sediments

Mangroves are forest ecosystems located at the interface between land and sea where sediments presented a variety of contrasted environmental conditions (i.e. oxic/anoxic, non-sulfidic/sulfidic, organic matter content) providing an ideal ecosystem to...

Epibator insularis, a new species of scincid lizard from l'Ile Walpole, New Caledonia

A new species of skink in the genus Epibator is described from Ile Walpole, a small, isolated, raised vegetated limestone platform, similar to 200 km ESE of southern New Caledonia. The new species is distinguished from its congeners Epibator nigrofas...

Étude de faisabilité pour la mise en place d'un suivi de l'impact environnemental des feux - Lot 1 : Recensement et analyse des besoins des acteurs ...

En relation avec les recommandations du forum sur le suivi des milieux terrestres de 2012, l'OEIL a lancé une étude de faisabilité pour le suivi de l'impact environnemental des feux. Le recensement et l'analyse des besoins des acteurs du suivi de...

Fiche des Métaux Lourds - ML (planche)

Fiche synthétique descriptives sur les Métaux Lourds (ML). Polluant atmosphérique surveillé en Nouvelle-Calédonie : origines, impacts et surveillance Les Métaux Lourds, font parti des polluants surveillés par Scal'Air. Retrouver ici, la fich...

Surveillance des milieux récepteurs - Rapport 2ème semestre 2019 - MILIEU MARIN

La surveillance du milieu marin, réalisée par l'industriel Vale Nouvelle-Calédonie, s'effectue au niveau de stations sous-marines et points de prélèvements selon les prescriptions règlementaires des arrêtés d'autorisation d'exploiter (du port...