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....
But green groups hit back at 'pseudo-science' used in study, insisting biomass has a viable role in low-carbon energy system
Drinks giant previously opposed the idea, but now says it plans to launch trial return scheme in Scotland
MPs say ministers are not doing enough to demonstrate how third runway would meet obligations on noise and air quality
Norway is under mounting pressure to allow its sovereign wealth fund the ability to invest in unlisted infrastructure assets - such as clean energy projects - to boost growth prospects and curb climate risk