Discuss as:

Awakened from its slumber, Russian volcano rumbles

Alexander Petrov / AP

Plosky Tolbachnik volcano erupts in Russia's Far Eastern Kamchatka Peninsula on Jan. 6, 2013.

A Russian volcano which started erupting in November continues to spew ash and smoke into the air, The Associated Press reports. The Plosky Tolbachik volcano, in the Kamchatka Peninsula, last erupted in 1976.

The unexpected eruption was named the most significant volcanic event of 2012 by Denison University volcanologist Erik Klemetti on his Eruptions blog.

Alexander Petrov / AP

The Plosky Tolbachnik volcano erupts on Jan. 6, 2013.

Related content:

Sign up for the NBCNews.com Photos Newsletter