FT Energy Source Energy headlines: Halliburton income rises despite oil spill

- North African unrest weighs on Halliburton – FT

- Gulf disaster spares Halliburton – WSJ

- Memos expose link between oil firms and Iraq invasion – The Independent

- Tullow sues Heritage over Uganda tax bill – FT

- BP comeback is sidetracked in Arctic – WSJ

- Desire to abandon Falklands well – FT

- Desire plunges after sixth oil well comes up dry – The Telegraph

- Brazil’s OGX hit by reserve estimate – WSJ

- Fuel subsidies drag on emerging economies – FT

- Sinopec halts fuel exports on shortage – Bloomberg

- Sinopec said to seek $3.8bn in loans – Bloomberg

- Japan bars officials from utility jobs – FT

- Aveva ‘unaffected’ by Japanese crisis – The Telegraph

- The nuclear industry’s trillion dollar question – Reuters

- Questions raised on purchases of Tepco shares – NY Times

- US greenhouse gases drop to 15-year low – FT

- US offers loan aid for world’s biggest solar plant – Reuters

- California steps out on bold green venture – FT

- Budget fight hurts US climate effort – NY Times

- Obama’s green credentials tarnished – FT

- UK’s first local power station looks for investment – The Guardian

- Cornell gas study stirs heated debate – NY Times Green blog

- Big guns vie to tap Azeri gas riches – FT