Page of the 1st cover contain the figure (fig. 4а) to the article by R.V. Zharkov et al. «Ivan Grozny volcano (Iturup Island, Kuril Islands): material composition of eruption products and current activity»»
Ivan Grozny volcano eruption in 2012–2013: explosion on August 25, 2012.
Photo by R.V. Zharkov.