Свјежа вода — разлика између измена
Садржај обрисан Садржај додат
Спашавам 1 извора и означавам 0 мртвим.) #IABot (v2.0.8.5 |
Спашавам 1 извора и означавам 0 мртвим.) #IABot (v2.0.9.2 |
||
Ред 26:
* [https://web.archive.org/web/20171016081301/http://www.pondnetwork.org.uk/ UK National pond monitoring network]
* [http://ga.water.usgs.gov/edu/mearth.html U.S. Geological Survey] {{Wayback|url=http://ga.water.usgs.gov/edu/mearth.html |date=20120806000058 }}
* [http://environment.nationalgeographic.com/environment/freshwater/ Fresh Water National Geographic] {{Wayback|url=http://environment.nationalgeographic.com/environment/freshwater/ |date=20161127175917 }}
* [http://www.gvsu.edu/haitiwater/ Safe and Sustainable Water for Haiti web site hosted by Grand Valley State University]
| |||