Incoming Resources
- Tipping point for planet earth, how close are we to the edge?, Anthony D. Barnosky and Elizabeth A. Hadly
- Inside Biosphere 2, earth science under glass, Mary Kay Carson ; with photographs by Tom Uhlman
- Human planet, the complete series, BBC Productions Bristol/Wales ; a BBC/Discovery Channel/France Television co-production ; producers, Nicholas Brown, Tom Hugh-Jones, Tuppence Stone, and others ; executive producer, Brian Leith ; series producer, Dale Templar