8. And signs of severe soil erosion and land degradation are evident
9. In this context CTA and MELCA organised this PGIS/P3DM/PV exercise, to support local communities and train development practitioners from six African countries PGIS: Participatory GIS P3DM: Participatory 3D Modelling PV: Participatory Video
10. A P3DM process should happen only where the groundwork has been done at community level IMPORTANT
11. From a base map the contour lines are scaled up to 1:10.000 m IN PRACTICE