a smart kid

stranded here on planet earth it's not much but it could be worse everything's free here, there's no crowds winter lasted five long years no sun will come again i fear chemical harvest was sown and i will wait for you until the sky is blue and i will wait for you what else can i do? a spaceship from another star they ask me where all the people are what can i tell them? i tell them i'm the only one there was a war but i must have won please take me with you.