Recently, however, the economic development and the growth without precedent of the communities in
Recently, however, the economic development and the growth without precedent of the communities in the dividing line of Rio Grande had like consequence of the increasing pressures to use our natural resources. It is as a critic important so that the communities and the agencies have access to the modern and precise scientific data about their environment. A great part to trace this we undertake is directed towards providing such an information.