New Grantham Institute paper warns the US, Canada, Australia, Argentina, Saudi Arabia and Turkey yet to back up Paris goals
Some 97 countries, representing almost 70 per cent of global greenhouse gas emissions, have now ratified
German chancellor hopes for quick parliamentary approval of nation's climate plan
Under Saudi Vision 2030 country aims to generate 9.5GW of renewable energy by 2030
Energy giant signs Memorandum of Understanding with Ministry of Industry and Trade to accelerate clean energy roll out
Hefty cash injection follows the firm's announcement last month of a nanowire breakthrough that could boost solar module efficiencies by 50 per cent
Vision 2030 will prepare Saudi Arabia for a future without oil, aimed at transforming the kingdom into a global investment powerhouse
Campaigners hail a symbolic shift away from fossil fuels, but others see move as more style than substance
Meeting current renewable energy plans and targets in Gulf countries would save 11 trillion litres of water and 400 million barrels of oil, report concludes
World's largest crude oil exporter says it will diversify economy to cut greenhouse gases by 130 million tonnes