Davros "Revelation of the Daleks", and has the scientist trying to manipulate the galaxy's economy into a war footing similar to Skaro's. The Sixth Doctor manages to defeat his plans, and Davros is last heard when his ship explodes, an event obliquely mentioned in "Revelation". However the Doctor thinks he has survived. Davros also mentions he will work on a plan to combat famine, tying into Revelation of the Daleks. "The Davros Mission" is an original audio adventure (without the Doctor) available on the Complete Davros Collection DVD box set. It takes place directly after the television story "Revelation", while leaving
Planet Earth: The Future about environmental issues. The following year, the BBC commissioned "Saving Planet Earth", the second overtly conservation-themed series to be shown on BBC One. The first BBC series to deal comprehensively with conservation was "State of the Planet" in 2000. The following is an alphabetical list of the interviewees featured in the series, with their titles and professions as credited on screen: Planet Earth: The Future Planet Earth: The Future is a 2006 BBC documentary series on the environment and conservation, produced by the BBC Natural History Unit as a companion to the multi-award winning nature documentary "Planet Earth". The programmes