The Grand Tour - 7 - cipice

Blurb

The Precipice is a science fiction novel by Hugo Award winner Ben Bova. This novel is part of the Grand Tour series of novels. It is the first book in the The Asteroid Wars series. It was first published in 2001. The title "The Precipice" refers to the "greenhouse cliff", or the ultimate collapse of Earth's biosphere, preceded by the steady encroachment of climate change.