Renewable energy in the is primarily provided by and biomass. Since 2011 the Cook Islands has embarked on a programme of renewable energy development to improve its and reduce , with an initial goal of reaching 50% renewable electricity by 2015, and 100% by 2020. The programme has been assisted by.
[pdf] is a Portuguese-speaking in the , off the western equatorial coast of . It consists of two around the two main islands: and , located about 140 kilometres (87 miles) apart and about 250 and 225 kilometres (155 and 140 miles), respectively, off the northwestern coast of .
[pdf] A battery energy storage system (BESS), battery storage power station, battery energy grid storage (BEGS) or battery grid storage is a type of technology that uses a group of in the grid to store . Battery storage is the fastest responding on , and it is used to stabilise those grids, as battery storage can transition from standby to full power in under a second to deal with .
[pdf] 
