The Great Green Blight is a science fiction novel that deals with themes of environmental disaster and alien intervention. The story is set in a future where Earth faces a severe ecological crisis often referred to as the Great Green Blight. The plot typically involves a group of scientists or protagonists who are working to understand and combat the environmental catastrophe. As they delve into the causes of the blight they uncover evidence of alien influence or interference adding a layer of intrigue and danger to their mission.