Abraham Lake is bright turquoise in the spring and summer, and in the winter it's covered in frozen bubbles that are trapped in the ice. These methane bubbles are actually created by naturally ...

The carbon stored in the formerly frozen ground is consumed by the microbial community, which release methane gas. When lake ice forms in the winter, methane gas bubbles are trapped in the ice ...

If you stab this frozen ... lake floor. These aren't your average lakes. They're called thermokarst lakes and they're filled with highly flammable methane gas. During the summer the gas bubbles ...