The oil and gas production of the Russian Far east and east Siberia accounts for a less percentage of the all of oil and gas production of Russia, but their reserves are rich comparably.

俄罗斯远东和东西伯利亚的油气产量在俄罗斯全部油气产量中所占比重较小，但储量比较丰富。

youdao

There's the slick salesman who needs billions of dollars in capital and technical know-how from the outside in order to exploit a quadrillion cubic feet of proven natural gas reserves (50 years' U.S. consumption) and 300, 000 miles of pipeline crisscrossing Russia from the Baltic border east to Tomsk in Siberia and from Uzbekistan north toward the Arctic Circle.

FORBES: Energy Tsar

Its gas is closer to market than Russia's, in western Siberia, or Turkmenistan's in Central Asia, which are 1, 000km east of Baku.

ECONOMIST: Of politics and pipelines