Candled ice during breakup of Lake Kallevesi in Finland during the Spring of 1997

Candled ice during breakup of Lake Kallevesi in Finland during the Spring of 199

Candled ice during breakup of Lake Kallevesi in Finland during the Spring of 1997. Lake Kallavesi is one of the lakes with 150-year ice formation and breakup records included in the journal Science study.

Photo courtesy of: 
Esko Kuusisto
From: 
Warming Trend Revealed in Global, Long-term Ice Breakup Study