how does a glacier turn into a lake? does it just melt?

Answer 1

by the way, i'm studying ecological succession

Answer 2

http://en.wikipedia.org/wiki/Glacial_lake

Answer 3

Check these sites.

http://en.wikipedia.org/wiki/Glacial_lake

http://en.wikipedia.org/wiki/Ecological_succession

http://www.scientificblogging.com/tropical_ecology_notes/rethinking_the_way_we_study_ecological_succession

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