Kevin KeaneEnvironment, energy and rural affairs correspondent, BBC ScotlandBBCThe oil company Shell has submitted a fresh environmental impact assessment for the controversial Jackdaw gas field in the North Sea.The company was forced to produce a new assessment after a successful legal challenge by the environmental group Greenpeace.The courts ruled that emissions from burning the oil and gas must be considered by ministers when deciding whether to give projects the go-ahead.It means the consent previously granted was ruled unlawful.The Jackdaw field – 150 miles east of Aberdeen – will be...