Karl Ricker, with support from the Whistler Naturalists, has measured annually Wedgemount and Overlord Glaciers to document the recession of glacial ice.

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See related NatureSpeak articles:

• Glacier monitoring update shows Wedgemont continues to recede (2019)

• Another tough year for Whistler's Glacier's (2015)

• Good news and bad news, but a brighter horizon for our glaciers? (2011)

• Hot summer for our local glaciers (2009)

• Mixed results in this year's glacier surveys (2008)

• Glacier recession reduced for 2006-7 (2007)

• Glacier talk (2006)

• Glacier monitoring 2005: Local recession has accelerated (2005)

• Glacier Monitoring 2003 Local recession less than expected (2003)

• Winter Moraines and Glacier Monitoring 2002 (2002)

• Whistlers Glaciers 2000 (2001)

• Wedgemount and Overlord Glaciers 1999 Again in full retreat (2001)