a tanker truck suddenly appepea. the driv hasas evidentntly jut dumped a loaoad of human wast. yama ndiaye is really angry. >> it is destructive. it disrupts the ecological balance. it is toxic. >> the truck does not have a number plate, and the driver wants to hide his face. the forester, mamadou sagna, is also a lieutenant in the army. he takeses the driver's id and driver's licence, and escorts the truck to the police station. yama ndiaye goes to see the mayor. >> monsieur le maire. >> mamadou sagna also shows up. then yama ndiaye pitches her ideas. >> we were able to build the dike with money from the fund. now we want the local authorities to help us make use of the dike now that it is there, and get young people involved. many youngsters have already helped women plant trees. >> i applied to have water pipes laid to the plots of the young vegetable farmers -- and as far as the dike, so we would have enough water there. that would help desalinate the soil even more. but they rejected my application. >> so yama ndiaye won't get any more help here. in fact, the mayoror says