Chasing Ice, a documentary by the producers of Academy award-winning The Cove, tells the story of James Balog's mission to capture visual evidence of the effect of climate change on our planet
An Extreme Ice Survey (EIS) team member provides scale in a massive landscape of crevasses on the Svínafellsjökull Glacier in IcelandPhotograph: James Balog/Extreme IceEIS field technician Adam LeWinter on an iceberg in Columbia Bay, AlaskaPhotograph: James Balog/Extreme IceIn Disko Bay, Greenland, a 20-storey iceberg has broken away from the Greenland Ice Sheet to float into the North Atlantic, raising sea levelsPhotograph: James Balog/Extreme IceAdam LeWinter ice-climbing in Survey Canyon, GreenlandPhotograph: James Balog/Extreme IceAdam LeWinter on the rim of Birthday Canyon on the Greenland Ice Sheet. The black deposit in the bottom of channel is cryoconite. Birthday Canyon is approximately 150 feet deepPhotograph: James Balog/Extreme Ice SurveyAn iceberg melts where surf meets sand on the beach near Jökulsárlón, IcelandPhotograph: James Balog/Extreme Ice SurveyChasing Ice Director Jeff Orlowski films in Survey Canyon, GreenlandPhotograph: James Balog/Extreme Ice SurveyEIS founder and director James Balog hangs off a cliff by Columbia Glacier, Alaska, to install a time-lapse cameraPhotograph: Tad Pfeffer/Extreme Ice SurveyJames Balog at Jökulsárlón, IcelandPhotograph: Svavar J—natansson/Extreme Ice Survey