innovacion
https://www.buenastareas.com/ensayos/La-Contaminaci%C3%B3n-En-El-Medio-Rural/148798.html
https://www.un.org/spanish/waterforlifedecade/swm_cities_zaragoza_2010/pdf/04_cities_and_rural_surrondings_spa.pdf
https://www.slideshare.net/guest24be32/problematica-ambiental
https://www.conabio.gob.mx/institucion/cooperacion_internacional/doctos/importancia_db.html
https://servindi.org/actualidad/45210
Mfalzateca
faduilaz55@gmail.com
