translation.en: It's a very big change, and it means that obviously, industrialized countries must cut their emissions, must become much more energy-efficient, and must move as quickly as possible to renewable energy.
translation.zh: 这是一个非常大的变化， 这意味着 发达国家必须削减排放， 必须更加节能， 必须尽快使用可再生能源。