Comment pouvons-nous faire de l'éco-tourisme un facteur important pour relancer l'économie locale des petites villes soufre de l'enclavement ?

hello.. thanks for the invitation... i don't speak french 

water ration in soil is defined as the water content or moisture content is the volume of water contained in the soil compared to the volume total of the soil material and it is expressed as a ratio from 0 to the the point  that the soil material reaches its porosity at saturation.