## Abstract Ice jamming during the spring breakup of the ice cover in the lower reaches of the Peace River has been identified as the main agent of flooding and replenishment of the Peace–Athabasca delta (PAD) ecosystems. The relative rarity of major ice jams in the lower Peace River following cons
SPRING ICE-JAM FLOODING OF THE PEACE-ATHABASCA DELTA: EVIDENCE OF A CLIMATIC OSCILLATION
✍ Scribed by KEVIN TIMONEY; GEORGE PETERSON; PAT FARGEY; MURRAY PETERSON; STEVE McCANNY; ROSS WEIN
- Book ID
- 110224370
- Publisher
- Springer
- Year
- 1997
- Tongue
- English
- Weight
- 341 KB
- Volume
- 35
- Category
- Article
- ISSN
- 0165-0009
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## Abstract The Peace‐Athabasca Delta (PAD) in northern Alberta is one of the world's largest inland freshwater deltas, home to large populations of waterfowl, muskrat, beaver, and free‐ranging wood bison. Beginning in the mid‐1970s, a paucity of ice‐jam flooding in the lower Peace River has result
## Abstract Since the late 1960s, a paucity of ice‐jam flooding in the lower Peace River has resulted in prolonged dry periods and considerable reduction in the area covered by lakes and ponds that provide habitat for aquatic life in the Peace‐Athabasca Delta (PAD) region. To identify the causes of
Ice-induced backwater has been shown to be the only method by which ¯ooding has supplied water to perched basins within the Peace±Athabasca Delta, one of the world's largest freshwater deltas. The frequency of such events, however, markedly declined in the mid-1970s. To explain this shift, various h