‘It is essential to continue exploring for oil’: Petrobras aims to unlock riches in frontier areasExploration
‘This may turn out to be the most expensive well in Petrobras history without ever being drilled’Exploration
Equatorial margin battle shows how far Petrobras is willing to go to be the world’s last oil producerOpinion
Petrobras rig stuck in limbo amid tense standoff over controversial Brazilian drilling campaignRigs and Vessels