美切断石油供应致燃料短缺，古巴采取紧急应对措施

Group 1 - The Cuban government announced emergency measures to address fuel shortages caused by the U.S. cutting off oil supplies, with the primary goal of ensuring national survival and basic service provision while continuing development [1] - Starting from September 9, Cuba will further restrict fuel sales, limit administrative work to Monday through Thursday, promote remote work, and shorten school hours [1] - The fuel shortage will impact national transportation, leading to reduced interprovincial train and bus services, and some tourist facilities will be closed to conserve energy [1] Group 2 - Since 1962, Cuba has been under an economic blockade by the U.S., which has intensified this year by cutting off oil supplies and pressuring Mexico to stop oil shipments [2] - The United Nations expressed extreme concern over the humanitarian situation in Cuba, warning that failure to meet oil demand could worsen the situation [2] - Cuba's President Diaz-Canel announced plans to actively develop solar power to meet electricity needs in hospitals, nursing homes, and remote areas, with solar capacity reaching 1,000 megawatts, accounting for 38% of daytime electricity generation [2] Group 3 - Cuba aims to reduce dependence on oil imports by developing its solar industry as part of a long-term national strategy, with a goal to increase renewable energy's share of electricity generation to 30% by 2030 [3] - Currently, Cuba's electricity generation heavily relies on coal plants, and domestic heavy oil production meets only about 40% of energy consumption, indicating a continued high dependence on imports [3]