बुज़्ज़२उ बुज़्ज़२उ फॉर अ ग्रेट ओपी ह्त्त्प://व्व्व.बु२उ.इन्फो Clean, pure drinking water is needed ,howwever, ninety-seven percent of the earth's water is in the oceans. It is undrinkable and is unusable for most culinary and commercial purposes. Only three (3) percent of the world's water is fresh. Of this three percent, two-thirds is locked in glaciers and polar ice caps. Of the remaining one percent of the earth's water, about half is located beneath the earth's surface. Rivers and lakes contain approximately 1/50th of one percent of the earth's water. A significant portion of this fraction has been contaminated by industrial civilization, and much of the remaining "freshwater" is severely polluted or biologically contaminated. Unfortunately, this pollution has begun to reach our underground water as well. Continually, on any given day, more than one-half of the earth's human population is ill, with the majority of these cases caused by waterborne co...
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