| The DeepMIP contribution to PMIP4: Methodologies for selection, compilation and analysis of latest Paleocene and early Eocene climate proxy data, incorporating version 0.1 of … CJ Hollis, T Dunkley Jones, E Anagnostou, PK Bijl, MJ Cramwinckel, ... Geoscientific Model Development 12 (7), 3149-3206, 2019 | 205 | 2019 |
| Molecular fossils from phytoplankton reveal secular pCO2 trend over the Phanerozoic CR Witkowski, JWH Weijers, B Blais, S Schouten, JS Sinninghe Damsté Science advances 4 (11), eaat4556, 2018 | 130 | 2018 |
| Toward a Cenozoic history of atmospheric CO2 Cenozoic CO2 Proxy Integration Project (CenCO2PIP) Consortium*†, ... Science 382 (6675), eadi5177, 2023 | 52 | 2023 |
| Early Oligocene vegetation and climate of southwestern China inferred from palynology H Tang, SF Li, T Su, RA Spicer, ST Zhang, SH Li, J Liu, V Lauretano, ... Palaeogeography, Palaeoclimatology, Palaeoecology 560, 109988, 2020 | 43 | 2020 |
| Paleoclimate model-derived thermal lapse rates: Towards increasing precision in paleoaltimetry studies A Farnsworth, PJ Valdes, RA Spicer, L Ding, C Witkowski, V Lauretano, ... Earth and Planetary Science Letters 564, 116903, 2021 | 25 | 2021 |
| Validation of carbon isotope fractionation in algal lipids as a proxy using a natural seep (Shikine Island, Japan) CR Witkowski, S Agostini, BP Harvey, MTJ Van Der Meer, ... Biogeosciences 16 (22), 4451-4461, 2019 | 18 | 2019 |
| Bayesian analysis of epidemics-zombies, influenza, and other diseases C Witkowski, B Blais arXiv preprint arXiv:1311.6376, 2013 | 15 | 2013 |
| Testing algal-based pCO2 proxies at a modern CO2 seep (Vulcano, Italy) CR Witkowski, MTJ van der Meer, NT Smit, JS Sinninghe Damsté, ... Scientific Reports 10 (1), 1-10, 2020 | 9 | 2020 |
| Molecular preservation of Cenozoic conifer fossil Lagerstätten from Banks Island, the Canadian Arctic C Witkowski, NS Gupta, H Yang, Q Leng, CJ Williams, DEG BRIGGS, ... Palaios 27 (5), 279-287, 2012 | 9 | 2012 |
| Obama’s human rights policy: Deja vu with a twist J Dietrich, C Witkowski Human Rights Review 13, 39-64, 2012 | 9 | 2012 |
| Limits of oxygen isotope palaeoaltimetry in Tibet A Farnsworth, PJ Valdes, L Ding, RA Spicer, SH Li, T Su, S Li, ... Earth and Planetary Science Letters 606, 118040, 2023 | 7 | 2023 |
| The Progressive Co-evolutionary Development of the Pan-Tibetan Highlands, the Asian Monsoon system and Asian Biodiversity RA Spicer, A Farnsworth, T Su, L Ding, CR Witkowski, SF Li, Z Xiong, ... Geological Society, London, Special Publications 549 (1), SP549-2023-180, 2025 | 6 | 2025 |
| Algal biomarkers as a proxy for pCO2: Constraints from late quaternary sapropels in the eastern Mediterranean CR Witkowski, MTJ van der Meer, B Blais, JS Sinninghe Damsté, ... Organic Geochemistry 150, 104123, 2020 | 5 | 2020 |
| Impact of organic carbon reworking upon GDGT temperature proxies during the Paleocene-Eocene Thermal Maximum GN Inglis, P Martínez-Sosa, JE Tierney, CR Witkowski, S Lyons, ... Organic Geochemistry 183, 104644, 2023 | 4 | 2023 |
| Novel hydrocarbon-utilizing soil mycobacteria synthesize unique mycocerosic acids at a Sicilian everlasting fire NT Smit, L Villanueva, D Rush, F Grassa, CR Witkowski, M Holzheimer, ... Biogeosciences 18 (4), 1463-1479, 2021 | 4 | 2021 |
| Continuous sterane and phytane δ13C record reveals a substantial pCO2 decline since the mid-Miocene CR Witkowski, AS von der Heydt, PJ Valdes, MTJ van der Meer, ... Nature Communications 15 (1), 5192, 2024 | 3 | 2024 |
| Tissue decay tested in modern Metasequoia leaves: Implications for early diagenesis of leaves in fossil Lagerstätten CR Witkowski, Q Leng, CW Reid, L Feng, H Yang Review of Palaeobotany and Palynology 304, 104720, 2022 | 1 | 2022 |
| Late Eocene-early Oligocene paleoenvironmental changes recorded at Lühe, Yunnan, southwestern China V Lauretano, CR Witkowski, A Farnsworth, S Li, S Li, JP Mayser, ... EarthArXiv, 2021 | 1 | 2021 |
| Orbital-paced silicate weathering intensity and climate evolution across the Eocene-Oligocene transition in the southeastern margin of the Tibetan Plateau H Tang, H Cui, SF Li, RA Spicer, SH Li, T Su, ZK Zhou, CR Witkowski, ... Global and Planetary Change 234, 104388, 2024 | | 2024 |
Robert SpicerEmeritus Professor of Earth Sciences, The Open University, UKVerified email at open.ac.uk