Four numbers from 1938 and one in 1939 feature Berigan's swing band, with the highlights including Black Bottom, A Study in Brown, and Sugar Foot Stomp.. Berigan is heard still in decent shape with the 1940 Tommy Dorsey Orchestra on Contact and East of the Sun..
Causes of eutrophication. The main causes of eutrophication are. 1  natural run-off of nutrients from the soil and the weathering of rocks. 2  run-off of inorganic fertiliser (containing nitrates and phosphates).3  run-off of manure from farms (containing nitrates, phosphates and ammonia).he main causes of eutrophication are. 1  natural run-off of nutrients from the soil and the weathering of rocks. 2  run-off of inorganic fertiliser (containing nitrates and phosphates).
Eutrophication. Eutrophication is the process by which a body of water becomes overly enriched by nutrients. You can recall this term by remembering that the word 'eutrophic' comes from the Greek language and means well-nourished. Therefore, a body of water that has undergone eutrophication is a 'well-nourished' lake.utrophication is typically the result of human activities that contribute excess amounts of nitrogen and phosphorus into water. Agricultural fertilizers are one of the main human causes of eutrophication.