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Portail d'information géographique

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Par Collection Par Auteur Par Date Par Sujet Par Titre
  • Vegetation types in this zone in the Department of La Paz east of Lake Titicaca includes scrub forest, grassland, rock and boulder fields, wetlands and agricultural and ruderal fields. Strong human impact is said to explain most of these vegetation
  • 1994
  • Arid area ; Aridisation ; Climatic variation ; Human impact ; Mauritania ; Sahel ; Scrub ; Vegetation degradation
  • 1994
  • Between 1981-1991, 4% of the Burren area was reclaimed under the Programme for Western Development. Although more efficient and intensive agriculture is now possible, there has been a corresponding loss of environmental variety as scrub, semi
  • 1994
  • Asian part of Russia ; Forest ; Mountain ; Phytocenosis ; Phytogeography ; Quantitative ecology ; Russian Far East ; Scrub ; Vegetation
  • 1994
  • Arid area ; Bioclimatology ; Biomass ; Gobi ; Mongolia ; Precipitation ; Quantitative ecology ; Scrub ; Solar activity ; Temperature
  • 1994