recursos hd̕ricos water resources 47 Agua 40 Water 40 calidad del agua 39 water quality 39 Calidad del agua 38 více ... Recursos hd̕ricos 38 Water quality 38 Water resources 38 hidrologa̕ 38 hydrology 38 environment 9 medio ambiente 9 Industria minera 5 Mining industry and finance 5 agua 5 contaminacin̤ 5 environmental impact 5 impacto ambiental 5 minera̕ 5 mining 5 pollution 5 water 5 gold 3 oro 3 Agua potable 2 Amřica Latina 2 Colombia 2 Drinking water 2 méně ...