Astronaut Jack Fischer captured from ISS the natural gas well of the Caspian Sea.

Credit: Jack Fischer, NASA

Caspian Sea covers 374,000km2, equivalent of Japan. As of 2013, Caspian 5 countries (Russia, Kazakhstan, Turkmenistan, Iran and Azerbaijan) account for a significant amount of 46.4% of the proven recoverable reserves of the world, and 27.4% of the production.

The local scenery of the ground is as follows.

Credit: Radio Free Europe

Reference: Jack Fischer’s Tweet
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