A new sustainable development strategy has been launched to help towards the £1bn of savings needed across the NHS supply chain by 2016.
The scale of investment needed in energy infrastructure "dwarfs" that needed for the transport, water, and communications sectors, says the Secretary of State for Wales.
The performance of the most sustainable companies on the planet has improved, according to an extensive corporate assessment.
Virgin Atlantic has claimed that its $2bn (£1.2bn) fleet upgrade has resulted in up to 30% less carbon dioxide (CO2) emissions on some of its flights.
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