1 Mikutta, R., Kleber, M. & Jahn, R. Poorly crystalline minerals protect organic carbon in clay subfractions from acid subsoil horizons. Geoderma128, 106-115 (2005).
2 Churchman, G. J. & Lowe, D. J. Alteration, formation, and occurrence of minerals in soils in Handbook of Soil Sciences, Vol. 1: Properties and processes (eds Huang, P. M. & Sumner, M. E.) 20.21-20.72 (CRC Press (Taylor & Francis), 2012).
3 Six, J., Elliott, E. T. & Paustian, K. Soil macroaggregate turnover and microaggregate formation: a mechanism for C sequestration under no-tillage agriculture. Soil Biology and Biochemistry32, 2099-2103 (2000).
4 Strong, D. T., Wever, H. D., Merckx, R. & Recous, S. Spatial location of carbon decomposition in the soil pore system. European Journal of Soil Science55, 739-750 (2004).
5 Arachchige, P. S. P. et al. Sub-micron level investigation reveals the inaccessibility of stabilized carbon in soil microaggregates. Scientific reports8, 16810 (2018).
6 Theng, B. K. G. & Yuan, G. Nanoparticles in the soil environment. Elements4, 395-399 (2008).
7 Parfitt, R. L. Allophane and imogolite: role in soil biogeochemical processes. Clay Minerals44, 135-155 (2009).
8 Iyoda, F. et al. Synthesis and adsorption characteristics of hollow spherical allophane nano-particles. Applied Clay Science56, 77-83 (2012).
9 McDaniel, P. A., Lowe, D. J., Arnalds, O. & Ping, C.-L. Andisols in Handbook of soil sciences, Vol. 1: Properties and processes (eds Huang, P. M., Li, Y. & Sumner, M. E.) 33.29-33.48 (CRC Press, 2012).
10 Churchman, G. J., Singh, M., Schapel, A., Sarkar, B. & Bolan, N. Clay minerals as the key to the sequestration of carbon in soils. Clays and Clay Minerals68, 135-143 (2020).
11 Chevallier, T., Woignier, T., Toucet, J. & Blanchart, E. Organic carbon stabilization in the fractal pore structure of Andosols. Geoderma159, 182-188 (2010).
12 Dungait, J. A. J., Hopkins, D. W., Gregory, A. S. & Whitmore, A. P. Soil organic matter turnover is governed by accessibility not recalcitrance. Global Change Biology18, 1781-1796 (2012).
13 Matus, F., Rumpel, C., Neculman, R., Panichini, M. & Mora, M. L. Soil carbon storage and stabilisation in andic soils: A review. Catena120, 102-110 (2014).
14 Calabi-Floody, M. et al. Rold of nanoclays in carbon stabilization in Andisols and Cambisols. Journal of Soil Science and Plant Nutrition15, 587-604 (2015).
15 Singh, M. et al. Stabilization of Soil Organic Carbon as Influenced by Clay Mineralogy. Advances in Agronomy148, 33-84 (2018).
16 Hewitt, A. E., Balks, M. R. & Lowe, D. J. Allophanic soils in The Soils of Aotearoa New Zealand 21-39 (Springer International Publishing, 2021).
17 Lowe, D. J. & Palmer, D. J. Andisols of New Zealand and Australia. Journal of Intergrated Field Science2, 39-65 (2005).
18 Lowe, D. J. & Tonkin, P. J. Unravelling upbuilding pedogenesis in tephra and loess sequences in New Zealand using tephrochronology in Proceeding of 19th World Congress of Soil Science "Soil Solutions for a Changing World", Symposium 1.3.2 Geochronological techniques and soil formation. (eds R. J. Gilkes & N. Prakongkep) 34-37 (2010).
19 Johnson, D. L. & Watson-Stegner, D. Evolution model of pedogenesis. Soil Science143, 349-366 (1987).
20 Johnson, D. L., Keller, E. A. & Rockwell, T. K. Dynamic pedogenesis: new views onsome key soil concepts, and a model for interpreting quaternary soils. Quaternary Research33, 306-319 (1990).
21 Almond, P. C. & Tonkin, P. J. Pedogenesis by upbuilding in an extreme leaching and weathering environment, and slow loess accretion, south Westland, New Zealand. Geoderma92, 1-36 (1999).
22 Lowe, D. J. Tephrochronology and its application: A review. Quaternary Geochronology6, 107-153 (2011).
23 Pullar, W. A., Birrell, K. S. & Heine, J. C. Named tephras and tephra formations occurring in the central North Island, with notes on derived soils and buried paleosols. New Zealand Journal of Geology and Geophysics16, 497-518 (1973).
24 Hewitt, A. E., Balks, M. R. & Lowe, D. J. Pumice soils in The Soils of Aotearoa New Zealand 179-198 (Springer International Publishing, 2021).
25 McGlone, M. S. Holocene pollen diagrams, Lake Rotorua, North Island, New Zealand. Journal of the Royal Society of New Zealand13, 53-65 (1983).
26 Newnham, R. M., de Lange, P. J. & Lowe, D. J. Holocene vegetation, climate and history of a raised bog complex, northern New Zealand based on palynology, plant macrofossils and tephrochronology. The Holocene5, 267-282 (1995).
27 Williams, P. W., King, D. N. T., Zhao, J.-X. & Collerson, K. D. Speleothem master chronologies: combined Holocene 18O and 13C records from the North Island of New Zealand and their palaeoenvironmental interpretation. The Holocene14, 194-208 (2004).
28 Jara, I. A., Newnham, R. M., Alloway, B. V., Wilmshurst, J. M. & Rees, A. B. H. Pollen-based temperature and precipitation records of the past 14,600 years in northern New Zealand (37°S) and their linkages with the Southern Hemisphere atmospheric circulation. The Holocene27, 1756-1768 (2017).
29 Newnham, R. M. et al. Peat humification records from Restionaceae bogs in northern New Zealand as potential indicators of Holocene precipitation, seasonality, and ENSO. Quaternary Science Reviews 218, 378-394 (2019).
30 Baldock, J. A. & Broos, K. Soil organic matter in Handbook of Soil Sciences, second edn, Vol. 1: Properties and Processes (eds Huang, P. M., Li, Y. & Sumner, M. E.) 11.11-11.15 (CRC Press, 2012).
31 Heymann, K. et al. Can functional group composition of alkaline isolates from black carbon-rich soils be identified on a sub-100nm scale? Geoderma235-236, 163-169 (2014).
32 Kyle, M., Haande, S., Sønstebø, J. & Rohrlack, T. Amplification of DNA in sediment cores to detect historic Planktothrix occurrence in three Norwegian lakes. Journal of Paleolimnology53, 61-72 (2015).
33 Solomon, D., Lehmann, J., Kinyangi, J., Liang, B. & Schäfer, T. Carbon K-edge NEXAFS and FTIR-ATR spectroscopic investigation of organic carbon speciation in soils. Soil Science Society of America Journal69, 107-119 (2005).
34 Buurman, P., Peterse, F. & Almendros Martin, G. Soil organic matter chemistry in allophanic soils: a pyrolysis-GC/MS study of a Costa Rican Andosol catena. European Journal of Soil Science58, 1330-1347 (2007).
35 Kruse, J., Eckhardt, K.-U., Regier, T. & Leinweber, P. TG–FTIR, LC/MS, XANES and Py-FIMS to disclose the thermal decomposition pathways and aromatic N formation during dipeptide pyrolysis in a soil matrix. Journal of Analytical and Applied Pyrolysis90, 164-173 (2011).
36 Forouzangohar, M. et al. Using the power of C-13 NMR to interpret infrared spectra of soil organic matter: A two-dimensional correlation spectroscopy approach. Vibrational Spectroscopy66, 76-82 (2013).
37 Parfitt, R. L., Yuan, G. & Theng, B. K. G. A 13C-NMR study of the interactions of soil organic matter with aluminium and allophane in podzols. European Journal of Soil Science50, 695-700 (1999).
38 Smernik, R. J. & Oades, J. M. Paramagnetic effects on solid state carbon-13 nuclear magnetic resonance spectra of soil organic matter. Journal of Environment Quality31, 414-420 (2002).
39 Lehmann, J. & Solomon, D. Organic carbon chemistry in soils observed by synchrotron-based spectroscopy in Synchrotron-based techniques in soils and sediments (eds Singh, B. & Gräfe, M.) 289-312 (Elsevier, 2010).
40 Lowe, D. J., Blaauw, M., Hogg, A. G. & Newnham, R. M. Ages of 24 widespread tephras erupted since 30,000 years ago in New Zealand, with re-evaluation of the timing and palaeoclimatic implications of the Lateglacial cool episode recorded at Kaipo bog. Quaternary Science Reviews74, 170-194 (2013).
41 Huang, Y.-T. et al. DNA adsorption by nanocrystalline allophane spherules and nanoaggregates, and implications for carbon sequestration in Andisols. Applied Clay Science120, 40-50 (2016).
42 Lowe, D. J. & Pittari, A. The Taupō eruption sequence of AD 232 ± 10 in Aotearoa New Zealand: a retrospection. Journal of Geography130, 117-141 (2021).
43 Hewitt, A. E. New Zealand Soil Classification, third edn. Vol. 1, 136 (2010).
44 Soil Survey Staff. Keys to Soil Taxonomy, twelth edn, 362 (USDA Natural Resources Conservation Service, 2014).
45 Blakemore, L. C., Searle, P. L. & Daly, B. K. Methods for chemical analysis of soils. NZ Soil Bureau Scientific Report, 80 (1987).
46 Parfitt, R. L. & Wilson, A. D. Estimation of allophane and halloysite in three sequences of volcanic soils, New Zealand. Catena Supplement7, 1-8 (1985).
47 Churchman, G. J. & Tate, K. R. Aggregation of clay in six New Zealand soils types as measured by disaggregation procedures. Geoderma37, 207-220 (1986).
48 Soil Survey Staff. Buried soils and their effect on taxonomic classification, <www.nrcs.usda.govt> (2014).
49 Green, B. E. Weathering of buried paleosols on late Quaternary rhyolitic tephras, Rotorua Region, New Zealand Master of Science thesis, The University of Waikato, (1987).
50 Thomsen, L., Wharmby, M. T., Riley, D. P., Held, G. & Gladys, M. J. The adsorption and stability of sulfur containing amino acids on Cu{531}. Surface Science603, 1253-1261 (2009).
51 Chen, C. J. et al. Improvement of lithium anode deterioration for ameliorating cyclabilities of non-aqueous Li-CO2 batteries. Nanoscale12, 8385-8396 (2020).
52 Theng, B. K. G., Yuan, G. & Hashizume, H. Clay minerals and polymers: from soils to nanocomposites. Clay Sciences12, 69-73 (2005).
53 Hernández, Z. et al. Influence of non-crystalline minerals in the total amount, resilience and molecular composition of the organic matter in volcanic ash soils (Tenerife Island, Spain). European Journal of Soil Science63, 603-615 (2012).
54 Tayler, N. H. Soil processes in volcanic ash-beds (part I and II). New Zealand Journal of Science and Technology14, 193-202, 338-352 (1933).
55 Schaetzl, R. J. & Sorenson, C. J. The concept of “buried” versus “isolated” paleosols: examples from northeastern Kanasa. Soil Science143, 426-435 (1987).
56 Hodder, A. P. W. A two-stage model for the formation of clay minerals from tephra-derived volcanic glass. Clay Minerals25, 313-327 (1990).
57 Huang, Y.-T. et al. A new method to extract and purify DNA from allophanic soils and paleosols, and potential for paleoenvironmental reconstruction and other applications. Geoderma274, 114-125 (2016).
58 Yuan, G., Theng, B. K. G., Parfitt, R. L. & Percival, H. J. Interactions of allophane with humic acid and cations. European Journal of Soil Science51, 35-41 (2000).
59 Lehmann, J. Near-edge X-ray absorption fine structure (NEXAFS) spectroscopy for mapping nano-scale distribution of organic carbon forms in soil: Application to black carbon particles. Global Biogeochemical Cycles19, GB1013 (2005).
60 Tester, M. & Morris, C. The penetration of light through soil. Plant, Cell & Environment 10, 281-286 (1987).
61 Rutledge, S., Campbell, D. I., Baldocchi, D. & Schipper, L. A. Photodegradation leads to increased CO2 losses from terrestrial organic matter. Global Change Biology16, 3065-3074 (2010).
62 Lowe, D. J. Upbuilding pedogenesis in multisequal tephra-derived soils in the Waikato region in Proceeding of Australian and New Zealand 2nd Joint Soils Conference 183-184 (New Zealand Society of Soil Science, 2000).
63 Calderoni, G. & Schnitzer, M. Effects of age on the chemical structure of paleosol humic acids and fulvic acids. Geochimica et Cosmochimica Acta48, 2045-2051 (1984).
64 Zhou, Z. et al. Similarities in chemical composition of soil organic matter across a millennia-old paddy soil chronosequence as revealed by advanced solid-state NMR spectroscopy. Biology and Fertility of Soils50, 571-581 (2014).
65 Kleber, M. et al. Old and stable soil organic matter is not necessarily chemically recalcitrant: implications for modeling concepts and temperature sensitivity. Global Change Biology17, 1097-1107 (2011).
66 Wan, J., Tyliszczak, T. & Tokunaga, T. Organic carbon distribution, speciation, and elemental correlations within soil microaggregates: Applications of STXM and NEXAFS spectroscopy. Geochimica et Cosmochimica Acta71, 5439-5449 (2007).
67 Lester, R. L. & Crane, F. L. The natural occurrence of coenzyme Q and related compounds. The Journal of Biological Chemistry234, 2169-2175 (1959).
68 Collins, M. D. & Jones, D. Distribution of isoprenoid quinone structural types in bacteria and their taxonomic implications. Microbiological Reviews45, 316-354 (1981).
69 Karp, G. C. Photosynthesis and the chloroplast in Cell and molecular biology: concepts and experiments (ed Karp, G. C.) 211-254 (Wiley, 2013).
70 Nowicka, B. & Kruk, J. Occurrence, biosynthesis and function of isoprenoid quinones. Biochimica et Biophysica Acta1797, 1587-1605 (2010).
71 Green, J., Edwin, E. E., Diplock, A. T. & McHale, D. The conversion of ubiquinone to ubichromenol. Biochemical and Biophysical Research Communications2, 269-271 (1960).
72 Dunphy, P. J. & Brodie, A. F. The structure and function of quinones in respiratory metabolism. Methods in Enzymology18, 407-461 (1971).
73 Solomon, D. et al. Micro- and nano-environments of C sequestration in soil: A multi-elemental STXM–NEXAFS assessment of black C and organomineral associations. Science of The Total Environment438, 372-388 (2012).