Caves and Karsts in Alaska and Flooding!

https://www.fs.fed.us/outdoors/naturewatch/implementation/Curricula/Karst-Caves-Curriculum.PDF

This is a pfd of a forrest service curriculum for Caves and Karsts in South-East Alaska.  Although it is not of interior Alaska, it is a wonderful place-bases curriculum for earth science.

The main reasons for flooding in Alaska are excessive rainfall that has caused rivers to overflow and ice dams that block the river during break up and cause the river to back up and flood up river.

 

https://www.trbimg.com/img-505a452c/turbine/city-of-seward-declares-emergency-due-to-flood-001/600

https://alaska-native-news.com/thumbnail.php?file=september/screenshot.24_09_2012_06.32.17_861778734.jpg&size=article_medium

https://media.adn.com/smedia/2012/09/22/23/31/1z3Cu.AuSt.7.jpg

 

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