The water form the latin aqua is a substance whose molecule is composed of two hydrogen atoms and one oxygen atom h2o. Its is essential to the survival of all know forms of life. In its most common use,with water, we mean the substance inits liquid state, but it many be 9n solid from ( ice) and gaseous from which we call steam. Water covers 71%of the earth's surface.
Access to safe water and sanitation in Colombia and the quality of these services has increased significatly over the last decade. However, important challenges remain, including insufficient corerage of services, especially in rural areas and inadequate quality of water and sanitation services.
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Is a Very intersting investigation but youy need to complement it.
ResponderEliminarContinue like that.
jajaj thaks for your coment
ResponderEliminarits a nice research:)
ResponderEliminar