Mourners gather around coffins of members of Iraq’s government forces who were killed in fighting with the Islamic State group (IS) in the city of Tikrit, during a funeral ceremony in Iraq’s central city of Najaf. Concern mounted over the fate of civilians in Tikrit where Iraqi forces were trying to trap Islamic State group jihadists on the third day of a huge offensive to retake the city. Photograph: AFP Photo/Getty Images

Islamic State militants have set fire to oil wells in the Ajil field east of the city of Tikrit to try to hinder aerial attacks aimed at driving them(...)

The Government has intervened in the controversy over fracking in Ireland, asking the Environmental Protection Agency to conduct a study assessing environmental impacts and risks associated with the practice. This will not be ready for at least another year. Above is a sign protesting against fracking   near Belcoo, Co Fermanagh, and Blacklion, Co Cavan. File photograph: Bryan O’Brien/The Irish Times

Estimates for how much natural gas can be recovered using hydraulic fracturing of shale rock may be wildly optimistic and could lead to a sharp declin(...)

Consumers are unlikely to benefit substantially from global drops in crude oil prices. Photograph: Nick Ansell/PA Wire

The cost of fuel on Irish forecourts is unlikely to fall significantly in the run up to Christmas although prices for crude oil on international marke(...)

US crude fell $1 a barrel to $80.84 after posting its largest fall in a single session in nearly two years on Tuesday

Brent crude fell to a fresh 47-month low on Wednesday before recovering to just above $84 a barrel as faltering global growth curbed demand for fuel a(...)

A member from the oil police force stands guard at Zubair oilfield in Basra, southeast of Baghdad. Photograph: Essam Al-Sudani/Reuters

Brent crude held above $114 a barrel today near a nine-month high, supported by concerns about potential supply disruptions due to fighting in Iraq. B(...)

More energy-efficient cars are contributing to a decline in carbon emissions. Photograph: Rui Vieira/PA

Energy-related carbon dioxide (CO2) emissions in the US fell by nearly 4 per cent last year and are now at their lowest level since 1994, according to(...)

Libyan prime minister Ali Zeidan was kidnapped by armed men from a hotel in Tripoli today. Photograph: Denis Balibouse/Reuters

Brent oil rose today after news of the kidnapping of Libya’s prime minister raised concerns of new supply disruptions from the North African country.A(...)

US president Barack Obama said a ‘tailored, limited’ strike could be enough to send a strong message to Syria that the use of chemical weapons cannot be tolerated. Photograph: Alex Wong/Getty Images

Brent crude dropped toward $115 a barrel today as the possibility of a delay in a US-led military strike on Syria helped calm worries on Middle East o(...)

Oil prices fell today on worries over a looming Chinese economic slowdown and decades-high oil output in the United States but stayed just above $107 (...)

Traders work at Egypt’s Stock Exchange in Cairo yesterday.Oil slipped today from a two-week high above $106 a barrel after Egypt’s armed forces toppled its president, easing concerns over the threat of supply disruption in the Middle East.  Photograph: Mohamed Abd El Ghany/Reuters.

Oil slipped today from a two-week high above $106 a barrel after Egypt’s armed forces toppled its president, easing concerns over the threat of supply(...)