Deadlines for completing most solar projects world-wide could be pushed back because of shortages of key materials and the rising cost of transport and shipping, said analysts Rystad Energy.
Countries of the G20 group agreed at their summit in Rome to significantly reduce greenhouse gas emissions, while taking due account of concrete national circumstances in every country, according to a communique issued at the end of their meeting.
Norway has set a new record on sales of electric vehicles. Figures for September show that 80 %of all new cars purchased in the country were propelled by batteries.