The row over the EU's plan to label tar sands oil as highly polluting escalates, as Canada says it 'will not hesitate to defend its interests'
Canada has threatened a trade war with European Union over the bloc's plan to label oil from Alberta's vast tar sands as highly polluting, the Guardian can reveal, before a key vote in Brussels on 23 February....
UN climate chief calls for 'fundamental shift' in dynamic between business and government
Costs of maintaining national energy networks could be paid through annual household charge, Ofgem chief suggests
Encourage investment in district heating through regulation, industry groups and politicians urge Scottish government
Renowned soil scientist Anna Becvar says her role advising cereal giant's farmers on organic soils and crop yield could herald a new business trend