Rechercher une ressource pédagogique : productivity

Le moteur de recherche des ressources pédagogiques donne accès à un ensemble de documents mis à disposition par l'Université Numérique, les établissements d'enseignement supérieur et Canal U. Vous y trouverez des productions universitaires dans l'ensemble des domaines de formation.

FILTRES

4 résultats
section 1 sur 1
résultats 1 à 4
Canal-U
Canal-U
05.12.2014
EN-4. Coastal lagoons: importance for the coastal productivity of oceans
Description : Audrey Darnaude shows us the role and the importance of the lagoons for the functioning of the biodiversity. Thanks to examples in the Lion Gulf, she explains that the coastal productivity is closely linked to those ecosystems.
  • productivity
  • organic matter
  • fishes
  • lagoons
Canal-U
Canal-U
28.11.2014
EN-3. Environment complexity and productivity of the coral reefs
Description : David Mouillot proposes an analysis of the coral reefs in terms of biodiversity and productivity. He tries to explain the importance of the coral environments for the development of wide food webs, which can be durably used by the human populations of the concerned coastlines.
  • fishery
  • productivity
  • coral reefs
Canal-U
Canal-U
30.10.2014
EN-1. Estuarine biodiversity
Description : In this presentation, Jérémy Lobry defines the ecological features of the estuarine environments, which are transition areas between the ocean and the continental environment. He firstly highlights the quite poor biodiversity, and secondly the extremely important secondary productivity of those ...
  • biodiversity
  • productivity
  • estuary
Canal-U
Canal-U
27.11.2014
EN-5. Overfishing and the impacts on biodiversity and on the functioning of ecosystems
Description : Philippe Cury explains how the overfishing affects the marine food webs, and he highlights some ecological consequences of this practice, like the jellyfishes proliferation or the disappearance of the predatory species of the sought species.
  • stocks
  • biodiversity
  • productivity
  • overfishing
  • jellyfishes