The research presented in this thesis has highlighted (bio)geochemical, hydrological, and wetland ecological processes that interact and enhance ecosystem development on wetlands built on fine sediment. A combination of greenhouse and laboratory experiments were conducted. Some measured data from these …

Soil erosion and reservoir sedimentation is a serious problem in semi-arid regions like the Gourma region in Burkina Faso. The newly created water agency AEG in Gourma is responsible for the management of water reservoirs in the region. The young water agency is still defining its course and suitable …

The goal of this thesis has been to test Phoslock® as an artificial tracer that can be used as a time marker in the sediment. The application of Phoslock® is a method to restore a lake by removing phosphate from water. Phoslock® consists of bentonite and lanthanum. It was decided to test Phoslock® because …

The Barsnesfjord is located near the small town of Sogndal in Western Norway. A 9 m deep sill separates the periodically anoxic, 82 m deep Barsnesfjord from the oxic, 260 m deep Sogndalsfjord. On this 9 m deep sill the Loftesnes Bridge was built in 1958 and connects Sogndal with Loftesnes. Starting in …