Global hydrogen reservoirs in basement and basins

The authors are grateful to the Science and Technology Facilities Council (STFC) for funding, through Grant NE/G00322X/1. Samples were kindly contributed by K. Condie, M.J. Hole, and D. Muirhead. We are grateful to reviewers for their criticism.Peer reviewedPublisher PD

Hydrogen from Radiolysis of Aqueous Fluid Inclusions during Diagenesis

Acknowledgments We are grateful to J. Bowie and J. Still for skilled technical support and the staff at ICL-UK’s Boulby mine (especially Thomas Edwards), STFC’s Boulby underground Laboratory and the UK Centre for Astrobiology MINAR programme team (especially Sean Paling) for their support and supervised access to the site. The critical comments of two reviewers helped to improve the manuscript. Author Contributions John Parnell undertook the sampling. Nigel Blamey performed all analytical work. John Parnell wrote the manuscript.Peer reviewedPublisher PD

Anomalous supply of bioessential molybdenum in mid-Proterozoic surface environments

We are grateful to A. Sandison and W. Thayalon for skilled technical support, and Mike Porter and an anonymous reviewer, who helped to clarify the manuscript.Peer reviewedPostprin

Physical and Chemical Controls on Habitats for Life in the Deep Subsurface Beneath Continents and Ice

S.M. was funded by an STFC Aurora studentship (grant ST/1506102/1) and the NASA Astrobiology Institute Program on Foundations of Complex Life, Evolution, Preservation and Detection on Earth and Beyond (grant NNA13AA90A). J.P. was supported by NERC grant NE/G00322X/l.Peer reviewedPublisher PD

Selenium and molybdenum enrichment in uranium roll-front deposits of Wyoming and Colorado, USA

Acknowledgements The authors wish to thank Cal VanHolland, Jim Bonner and John Cooper of Ur-Energy (Casper, Wyoming) for their assistance with sampling, data provision and feedback. We are grateful to Adrian Boyce and Alison McDonald of the Isotope Community Support Facility at SUERC for technical support with isotope sample preparation and analyses. Critical comments that greatly improved the manuscript from Samuel Spinks and Marat Abzalov are gratefully acknowledged. Funding This research was supported by a grant from the Natural Environment Research Council (NERC) (NE/M010953/1).Peer reviewedPublisher PD

Gold in Devono-Carboniferous red beds of northern Britain

We are grateful to D. Craw and an anonymous reviewer for comments that helped to clarify the paper. Research was funded by NERC grants NE/L001764/1 and NE/M010953/1.Peer reviewedPublisher PD

Petroleum generation and migration in the Cambro-Ordovician Laurentian margin succession of NW Scotland

NERC are thanked for continued funding of the Argon Isotope Facility, which is housed at SUERC. We are grateful to B. Fulton, J. Johnston and C. Taylor for skilled technical help. DM was in receipt of a NERC PhD studentship. A.G. Leslie and H. Volk provided critical comments that helped to improve the manuscript.Peer reviewedPublisher PD

Simultaneous and rapid asphaltene and TAN determination for heavy petroleum using an H-cell

Peer reviewedPostprin

Snowball Earth to Global Warming : Coupled vanadium-carbonaceous deposits in the Cryogenian-Cambrian

Acknowledgements I am grateful to J.Johnston and J. Bowie for skilled technical support. The research was partly supported by NERC grant NE/T003677/1. The manuscript benefitted from the comments of two reviewers.Peer reviewedPublisher PD