"nuclear winter"^^ . "nuclear winter"@en-us . . "0"^^ . . . . . . "110695545"@en-us . . "111434150"^^ . "0"^^ . . . "a long period of darkness and extreme cold that scientists predict would follow a full-scale nuclear war; a layer of dust and smoke in the atmosphere would cover the earth and block the rays of the sun; most living organisms would perish"@en-us . "11434150-n"^^ .