 The city cut its emissions by 11.9% in two years, and was designated as the Global Earth Hour Capital 2015.The Seoul Metropolitan Government signed a memorandum of understanding with FREE on June 16, 2015, where both parties pledged to cooperate to design climate-sensitive, sustainable, and equitable energy policies for Seoul using the SEU model.Following the advice of a Seoul International Energy Advisory Committee (SIEAC), Seoul established a Seoul Energy Corporation in December 2016.