CNN  —  In the Pacific island nation of Samoa, residents have been grappling with rolling blackouts for weeks that have plunged villages into darkness and caused major disruptions to businesses and daily life. On Upolu, the nation’s most populous island frequented by tourists for its white sand beaches, some have reverted to using kerosene lamps at night and are struggling to keep their food frozen – as rolling power outages leave them without electricity for hours each day. Shelley Burich, who