This improvement was projected to include the damming of the Charles river, and the creation of a great freshwater basin, with drive-ways of reclaimed land along the shores, and other adornments, somewhat after the model of the Alster basins at Hamburg.
Glacial action determined the direction and character of the rivers, made numerous swamps, and, by scouring out rock basins, damming rivers and leaving morainal hollows, determined the character and formation of the lakes, of which Minnesota has upwards of io,000, a number probably exceeding that of any other state in the Union.
The islands of Schouwen and Duiveland are united owing to the damming of the Dykwater; St Filipsland, or Philipsland, and South Beveland are connected with the mainland of North Brabant by naturally formed mud banks.
Some are contained in alluvial depressions in the river valleys; others have been formed by volcanic eruptions, the ejecta damming the rivers until exits were found over cliffs or through gorges.
The idea was even mooted of damming up the river near Hauconcourt, and thus, flooding out the whole of the civil population of Metz; but expert civil engineers, who were sent for from Germany, reported against the proposal.
10, by which date, by damming the lower reaches of the Yser and opening the sluices between Dixmude and Nieuport, a large flooded area was placed between the two armies.
If possible the water should be taken so far above the meadows as to have sufficient fall without damming up the river.
The obelisk of Heliopolis is amongst his best-known monuments, and the damming of the Lake of Moeris (q.v.) must have been in progress in his reign.
The space for the site was gained by pulling down the old houses composing the Schlossfreiheit and damming the Spree.
To the north, in Longdendale, there are five lakes belonging to the water-supply system of Manchester, formed by damming the Etherow, a stream which descends from the high moors north-east of Glossop. The town is governed by a mayor, 6 aldermen and 18 councillors.
The glacier or ice sheet overran all Maine, irregularly scouring out the bed rock to produce rock basins, damming up many river valleys with glacial deposits and completely disarranging the drainage lines.