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Water world 2000.
Today, at least one-fifth of all people worldwide lack access to safe drinking water, a problem that will almost certainly worsen as the earth's population grows. Although the vast majority of industrial discharges into waterways are regulated and treated, and most cities and towns effectively...
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| Formato: | Texto |
| Lenguaje: | English |
| Publicado: |
2000
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| Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1637896/ https://www.ncbi.nlm.nih.gov/pubmed/10656865 |