China looks to 'combustible ice' as a fuel source

(PhysOrg.com) -- Buried below the tundra of China`s Qinghai-Tibet Plateau is a type of frozen natural gas containing methane and ice crystals that could supply energy to China for 90 years. China discovered the large reserve of methane hydrate last September, and last week the Qinghai Province announced that it plans to allow researchers and energy companies to tap the energy source. Although methane hydrate is plentiful throughout the world, the key challenge for China and other nations will be to develop technologies to excavate the fuel without damaging the environment.

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