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Hydrogen's explosive potential to green the economy
09 October 2020'Green' hydrogen promises many benefits to help decarbonise our economies, but it may need EU carbon prices to be five times higher by 2030. Ahren Lester reports.
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Repsol's green bond: exploring the controversy
19 May 2017Spanish oil & gas company Repsol issued a controversial green bond that immediately raised concerns, mainly because it represents more investment in production that results in more carbon emissions, even if more efficiently. Marcio Viegas assesses the controversy