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Dr. Suzanne Nicholson in Isle Royale, 1996

Dr. Suzanne Nicholson in Isle Royale, 1996

Scientists from AIST, JOGMEC, Georgia Tech, and the USGS prepare to analyze pressure cores as part of a multi-year gas hydrates research project in Japan. Left to right: David Mason (USGS), Carlos Santamarina (Georgia Tech), and Yoshihiro Konno (AIST).

Scientists from AIST, JOGMEC, Georgia Tech, and the USGS prepare to analyze pressure cores as part of a multi-year gas hydrates research project in Japan. Left to right: Emile Bergeron (USGS) and Carlos Santamarina (Georgia Tech) watch the movement of a sediment pressure core on a video screen.

Scientists from AIST, JOGMEC, Georgia Tech, and the USGS prepare to analyze pressure cores as part of a multi-year gas hydrates research project in Japan. Left to right: Junbong Jang (Georgia Tech), David Mason (USGS), Carlos Santamarina (Georgia Tech), and Emile Bergeron (USGS).

Scientists from AIST, JOGMEC, Georgia Tech, and the USGS prepare to analyze pressure cores as part of a multi-year gas hydrates research project in Japan. Left to right: Emile Bergeron (USGS) and Carlos Santamarina (Georgia Tech) are preparing to use a cutter (center) to saw a pressure core into shorter-length sections for transfer into various test devices.

Scientists from AIST, JOGMEC, Georgia Tech, and the USGS prepare to analyze pressure cores as part of a multi-year gas hydrates research project in Japan. In this photo is Marco Terzariol (Georgia Tech) is preparing a Direct Shear Cell for testing a core section from the manipulator (background), storage chamber, and ball valve system (left).

Scientists from AIST, JOGMEC, Georgia Tech, and the USGS prepare to analyze pressure cores as part of a multi-year gas hydrates research project in Japan.

Photograph of the international team studying gas hydrates in Japan. Front row, kneeling: Jun Yoneda (AIST).

Scientists from AIST, JOGMEC, Georgia Tech, and the USGS prepare to analyze pressure cores as part of a multi-year gas hydrates research project in Japan. This photo shows the pressure core storage chambers, which contain hydrate-bearing sediment samples obtained from the Nankai Trough offshore Japan.

Scientists from AIST, JOGMEC, Georgia Tech, and the USGS prepare to analyze pressure cores as part of a multi-year gas hydrates research project in Japan. This photo shows the pressure core storage chambers, which contain hydrate-bearing sediment samples obtained from the Nankai Trough offshore Japan.

Scientists from AIST, JOGMEC, Georgia Tech, and the USGS prepare to analyze pressure cores as part of a multi-year gas hydrates research project in Japan. Left to right: Yoshihiro Konno (AIST) and David Mason (USGS).

Scientists from AIST, JOGMEC, Georgia Tech, and the USGS prepare to analyze pressure cores as part of a multi-year gas hydrates research project in Japan. Front to back: Efthymios Papadopoulos (Georgia Tech), William Waite (USGS), and Yoshihiro Konno (AIST) analyze data from sensors inserted into hydrate-bearing pressure cores.

Scientists from AIST, JOGMEC, Georgia Tech, and the USGS prepare to analyze pressure cores as part of a multi-year gas hydrates research project in Japan. Front to back: Masato Kida (AIST), Yoshihiro Konno (AIST), William Waite (USGS), Jiro Nagao (AIST), and Yusuke Jin (AIST), analyze test results from pressurized hydrate-bearing sediment cores.

Scientists from AIST, JOGMEC, Georgia Tech, and the USGS prepare to analyze pressure cores as part of a multi-year gas hydrates research project in Japan. Front, left to right: Efthymios Papadopoulos (Georgia Tech) and Jun Yoneda (AIST).

Scientists from AIST, JOGMEC, Georgia Tech, and the USGS prepare to analyze pressure cores as part of a multi-year gas hydrates research project in Japan. The cores and pressure vessels are very heavy to move around, so they are using an overhead hoist system with chains to move the devices.

Scientists from AIST, JOGMEC, Georgia Tech, and the USGS prepare to analyze pressure cores as part of a multi-year gas hydrates research project in Japan. The cores and pressure vessels are very heavy to move around, so they are using an overhead hoist system with chains to move the devices.

Scientists from AIST, JOGMEC, Georgia Tech, and the USGS prepare to analyze pressure cores as part of a multi-year gas hydrates research project in Japan. Left to right: Carlos Santamarina (Georgia Tech) and David Mason (USGS).

Scientists from AIST, JOGMEC, Georgia Tech, and the USGS prepare to analyze pressure cores as part of a multi-year gas hydrates research project in Japan. Left to right: Emile Bergeron (USGS), Kiyofumi Suzuki (JOGMEC), Marco Terzariol (Georgia Tech), William Waite (USGS), and Carlos Santamarina (Georgia Tech).

Scientists from AIST, JOGMEC, Georgia Tech, and the USGS prepare to analyze pressure cores as part of a multi-year gas hydrates research project in Japan. Left to right: Emile Bergeron (USGS), Kiyofumi Suzuki (JOGMEC), Marco Terzariol (Georgia Tech), William Waite (USGS), and Carlos Santamarina (Georgia Tech).

Scientists from AIST, JOGMEC, Georgia Tech, and the USGS prepare to analyze pressure cores as part of a multi-year gas hydrates research project in Japan. Left to right: Efthymios Papadopoulos (Georgia Tech), Yoshihiro Konno (AIST), and William Winters (USGS).