inscription
Portail d'information géographique

Résultats de la recherche (6 résultats)

Affinez votre recherche

Par Collection Par Auteur Par Date Par Sujet Par Titre
  • protection and to introduce the rules of sustainable and balanced forest development. Main subject of this study is a dead wood and its ecological functions in managed forests and chosen FPC reserves. The problem of naturalization or ecologisation of forest
  • [b1] Forest Ecology Unit, Forest Research Unit, Raszyn, Pologne
  • Biography ; Ecology ; Ecosystem ; Forest ; Poland ; Twentieth Century
  • Down dead wood in a forest – still an obstacle to forest management or already an ecological issue ?
  • Large-scale monitoring of air pollution in remote and ecologically important areas
  • In the literature on the subject, evaluation of ecosystem services (ES) is regarded as a one of the important scientific problems of nature protection, environmental economics and ecology. ES are the benefits that people obtain from ecosystems
  • ozone layer known as the ozone hole. This has great consequences for all ecological systems on Earth as well as for human health. The UV Index (UVI) was developed for the monitoring of the level and composition of UV rays reaching the lower troposphere