The Deep Carbon Observatory is an international interdisciplinary project studying the hidden carbon fluxes deep within the earth, along with implications for life in the subsurface and on planet formation and development.
I've written a feature about this work which is out in Chemistry & Industry:
Chemistry & Industry March 2013, pp 32-35
The full text is freely accessible here.
The article is also featured on the cover of the issue:
In the same issue, I also have a review of the book "Synthetic biology: a primer", which appears on page 50.