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| circulation | |||
| overturn The circulation, especially in the fall and spring, of the layers of water in a lake or sea, whereby surface water sinks and mixes with bottom water; it is caused by changes in density differences due to changes in temperature, and is especially common wherever lakes are icebound in winter; limnology (limnologi) | |||
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sirkulasjon : 1 phrase in 1 subject |
| Electricity generation | 1 |