29.05.2012
- A boom in unconventional natural gas over the next 20 years could see the United States and others benefit from cheaper energy while the importance of the Middle East declines, the...
27.04.2012
- Hefty refining losses continued to weigh on profits at Chinese state oil giants PetroChina and Sinopec in the first three months of the year, with the latter posting a worse than...
