Identification of the municipalities through which the ethylene pipeline passes.

Points representing the different logistics centers for the natural gas distribution or storage.

Points where power plants are located and are critical in case of snow.

Municipalities that within their territory have a nuclear installation, different from a nuclear power plant. Municipalities with large ports or airports with a significant flow of radioactive goods are also included.

it determines, for each municipality of the coast, danger and global vulnerability of accidental contamination of marine waters, as well as the risk of danger and vulnerability combination. The danger takes into account the fixed and mobile focus and vulnerability is determined by socio-economic and environmental.

Points where flooding frequently affects.

It represents the time of avenue or arrival of the floods from sectorizations of the fluvial courses.