Come aboard with Pilot Randy Hayes on the Isa, a Great Lakes cargo ship carrying steel to the Port of Milwaukee, and explore the impacts of climate change on Great Lakes shipping. Learn how water level and shipping season affect the amount of cargo a ship can carry in this multimedia video produced by the Wisconsin Educational Communications Board.

More info and educational resources available at

Production credits:
Finn Ryan – producer, director
Mike Klinski – photography
Callum Thomson – photography, audio
David Nevala – editing
Asche and Spencer – music

Special Thanks:
Randy Hayes
Luke Kvapil
Great Lakes Towing Company

© 2010 Wisconsin Educational Communications Board

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