P&O owner reveals efficiency measures are set to cut fuel consumption by one billion gallons
Carnival expects to save $2.5bn (£1.6bn) on fuel costs by the end of the year as a result of a wide ranging efficiency programme across its 100-strong fleet. Over the past seven years the world's largest...
COP24: Paris Agreement 'stays on course' as Rulebook breakthroughs underline global commitment to climate action
Talks in Katowice overran by more than a day, as late rows over carbon market rules escalated, but final agreement paves way for a ramping up of global decarbonisation efforts
Scheduled end of COP24 sails past as countries tussle over details of Paris Agreement Rulebook
Negotiators expect talks to run into the weekend, but hopes for finished rule book remain high
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