HDI : 0.949 ( Very High ) HPI : 36.8 ( 12th ) GGE : 4.85 NSC : N / A

Notable for being the world ’ s most developed country according to the HDI , Norway has not let this high social and economic sophistication come at the environment ’ s expense . Despite not being a major investor in solar power , the country has managed to keep its greenhouse gas emissions very low . Norway adopted a motion in June 2016 to become carbon neutral by 2030 , which is 20 years earlier than previous estimates . The government is also considering banning the sale of all petrol-fuelled cars by 2025 .

32 August 2017