Advancing sustainable growth in the United States and China

To match Special Report CHINA-SHALE/

A worker performs a routine check on the valves at a natural gas appraisal well of Sinopec in Langzhong county, Sichuan province March 1, 2011. China, which has by far the world?s largest shale deposits, has just started to exploit this source of unconventional natural gas, as it tries to cut costly foreign oil and gas imports. Picture taken March 1, 2011. To match Special Report CHINA-SHALE/ REUTERS/Stringer (CHINA – Tags: BUSINESS ENERGY) CHINA OUT. NO COMMERCIAL OR EDITORIAL SALES IN CHINA – RTR2LDS4