inscription
Portail d'information géographique

Résultats de la recherche (8 résultats)

Affinez votre recherche

Par Collection Par Auteur Par Date Par Sujet Par Titre
  • to the Tertiary clay substrate. As a test case, a study site in central Belgium was used where the paleolandscape prior to the deposition of the loess cover was formed in Tertiary marine clay. The results revealed distinct erosion patterns on the surface
  • 2008
  • The rainfall climatology of a sample of landslide events in western North Carolina from 1950 to 2004 is presented in 2 parts. First, the two-day concurrent and cumulative antecedent (from 4 to 90 days prior to slope movement) rainfall totals
  • 2008
  • This paper proposes a technique, residual relief separation, to enhance landforms in DEMs prior to visualization and digital mapping. This is applied to a 600km2 region surrounding Lough Gara, Ireland, where drumlins overlie a regional relief
  • 2008
  • The paper presents the appearance, development and downfall of the doctrine of Lebensraum (living space) and his historical conditioning. The work of its founder, Friedrich Ratzel, and his numerous successors, is outlined, prior
  • 2008
  • physiographic parameters. The analysis pointed out characteristic values of the analyzed basins. Moreover, the outcomes indicated that the basins are susceptible to the appearance of violent floods. The parameters of basins can be examined prior to the event
  • 2008
  • of the Colorado River prior to a flood in 2003. Runoff produced during the 2003 snowmelt was far above average, resulting in a sustained period of high flow with a peak discharge; all available grain sizes within the study reach were mobilized in this period
  • 2008
  • Landslides caused by 3 tropical cyclones and a very large earthquake have been mapped in the Chenyoulan catchment in the Taiwan Central Range, where water and sediment discharges and rock strengths are well known. Prior to the Chi-Chi earthquake
  • 2008
  • of the broadest. Prior to channelization, the groundwater conditions in both floodplains favored the formation of wet to moist alluvial forest communities. Up until today, the 2 rivers landscapes continue to undergo different developments (rural site / building
  • 2008