Lahsen Ait Brahim

Research

Forty years of work along six themes. Each links through to the publications attached to it.

  1. 01

    Active faults and seismotectonics

    Mapping of active structures in the Rif, the Atlas and north-eastern Morocco. Palaeostress reconstruction and kinematics of the Africa-Europe convergence.

    Field areas
    Central and Eastern Rif, Middle and High Atlas, Meseta, Beni Snassen
    See publications (16) →
  2. 02

    Seismic hazard and earthquake engineering

    Homogeneous earthquake catalogues, source zone identification, acceleration and velocity maps. Design coefficients for structures and building codes.

    Field areas
    Morocco, Maghreb, Western Mediterranean
    See publications (9) →
  3. 03

    Landslides and slope instability

    Landslide inventory and susceptibility mapping using AHP, logistic regression and weights of evidence. Multi-scale modelling applied to land-use planning.

    Field areas
    Tangier, Tetouan, Chefchaouen, Al Hoceima, Bujumbura (Burundi)
    See publications (21) →
  4. 04

    Erosion and environment

    Quantification of soil loss at catchment scale and environmental issues linked to geological hazards.

    Field areas
    Nakhla and Tessaoute catchments, Central High Atlas
    See publications (8) →
  5. 05

    Remote sensing and GIS

    Landsat and SPOT imagery, SAR-ERS radar data and digital photogrammetry for fracture analysis, land cover mapping and monitoring of recent deformation.

    Field areas
    Rif, Beni Snassen, Al Hoceima
    See publications (15) →
  6. 06

    Applied geophysics

    Refraction seismics and near-surface geophysical methods: mapping of shallow structures, static corrections and reinterpretation of velocity variations, detection of underground cavities in salt series for infrastructure projects.

    Field areas
    Essaouira basin, road and rail alignments in Morocco
    See publications (2) →