Island oil rig in Caspian Sea
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Environmentalists concerned about Kashagan Field oil rig

The BBC has visited a huge oil field off the coast of Kazakhstan, in the Caspian Sea.

The Kashagan Field has cost billions of dollars and taken 12 years to develop.

However, environmentalists say that the project could ruin a fragile marine eco-system.

Rayhan Demytrie reports.

  • 07 Dec 2012
  • From the section Asia