Harry Harrison 
Make Room! Make Room! 

 »Revelatory. Harry Harrison »s novel about Earth on the edge of disaster is both bracing and cathartic … impressively prescient » Guardian
The planet »s population has exploded and resources are stretched to breaking point. And, in a sweltering, overcrowded New York City of 35 million desperate inhabitants, a police detective must try to solve a murder. The basis of the cult film Soylent Green, this eerily prophetic novel is a nightmarish vision of a world in meltdown.
 »A cautionary tale of what might happen if American consumption goes unchecked » Los Angeles Times
 »An author with a serious purpose and a subversive wit » Christopher Priest