natural gas
US rail groups track shale boom
Concern grows that railways profiting from early stages of the latest energy discoveries could be setting themselves up to serve a disappearing market
Economics drives Dubai’s low-energy push
Soaring demand, generous consumer subsidies and reliance on imports have led the emirate to seize on a strategy that embraces alternative energy
Latin America: Tide of resource nationalism ebbs
Patriotism appears to be giving way to pragmatism as state energy companies open up to international investors to help develop resources, writes Jude Webber