In the year 2794, the greatest civilisation in Earth's history, ravaged by over-population and lack of food, faces almost certain destruction. A handful of men and women struggle desperately to avert the coming holocaust, but they seem doomed to failure. And even if they succeed, Earth will never be the same again . . .
James Blish (1921-75) studied microbiology at Rutgers and then served as a medical laboratory technician in the US army during the Second World War. Among his best known books are Cities in Flight, A Case of Conscience, for which he won the Hugo in 1959 for Best Novel, Doctor Mirabilis, Black Easter and The Day After Judgement.