Most lakes were formed from Melting glaciers. Because when the glaciers melted they became lakes.
Hope this helps.
Levees and embankments allow humans to c)settle below river level. A levee is defined as "an elongated naturally occurring ridge or artificially constructed fill or wall, which regulates water levels." This definition can also be used for the term embankment.
It would be sonar i think
Population: 5,000 (San Pedro de Atacama) Altitude: 2,400 metres. Climate: Daytime highs in the Atacama Desert are around 20°C – 25°C and night-time temperatures are around 12°C. In winter (June to August), temperatures can drop to freezing or even below.