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| | State of New Zealand's Environment 1997 - Chapter 7: State of the data [Ministry for the Environment] |
 | | Knowing how much water is falling, flowing, and stored in New Zealand is important for agriculture, forestry, electricity generation, flood and erosion control, drought impact management, urban water supply, recreational use of rivers, and maintaining the habitat and biodiversity of fish and other stream and river life. |
 | | With the establishment of catchment boards in the 1940s, monitoring was extended so that flood and erosion risk could be assessed and, in the 1960s, it was expanded still further so that water could be better managed to take account of its allocation and conservation. |
 | | Today, most monitoring of ground and surface water levels and river flows is undertaken by the successors to the catchment boards - regional councils and unitary authorities. |
| www.mfe.govt.nz /publications/ser/ser1997/html/chapter7.5.html (2813 words) |
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