Fig. 1: | Nature Communications

Fig. 1

From: Evidence of an active volcanic heat source beneath the Pine Island Glacier

Fig. 1

Map of 3He measurements around Antarctica. Station locations for helium/neon data used in Fig. 2. a An expanded view of the Amundsen Sea and locations of helium/neon hydrographic stations during NBP07-02 (2007, yellow) and JR294 (2014, red). The “ + ” demarcates the approximate location of the Hudson Mountain Subglacial Volcanoes. The blue dashed line demarcates Pine Island Bay. The mapped region of the Amundsen Sea is indicated by the inset box in b, which depicts the regional and offshore helium isotope hydrography, also included in Fig. 2