Organic Geochemistry (Ladd)

Ladd, S. Nemiah et al. (2024) ‘Taxon-specific hydrogen isotope signals in cultures and mesocosms facilitate ecosystem and hydroclimate reconstruction’, Geochimica et Cosmochimica Acta, 390, pp. 199–210. Available at: https://doi.org/10.1016/j.gca.2024.12.002.

Camperio, Giorgia et al. (2024) ‘Sedimentary biomarkers of human presence and taro cultivation reveal early horticulture in Remote Oceania’, Communications Earth & Environment, 5(1). Available at: https://doi.org/10.1038/s43247-024-01831-8.

Costa, Ana Maria et al. (2024) ‘Environmental changes and historical occupation at Oued Laksar (Ksar Seghir), Morocco’, Quaternary International, 712. Available at: https://doi.org/10.1016/j.quaint.2024.10.010.

Ajallooeian, F. et al. (2024) ‘Controls on brGDGT distributions in the suspended particulate matter of the seasonally anoxic water column of Rotsee’. Copernicus GmbH. Available at: https://doi.org/10.5194/egusphere-2024-3052.

Liu, J. et al. (2024) ‘Plant type effect overweighs seasonal variation in n-alkanoic acid biomarker on regional Loess Plateau of China’, Science China Earth Sciences, 67(8), pp. 2547–2562. Available at: https://doi.org/10.1007/s11430-023-1323-2.

Santos, R.N. et al. (2024) ‘Understanding the Atlantic influence on climate and vegetation dynamics in western Iberia over the last 2000 years’, Quaternary Science Reviews, 337. Available at: https://doi.org/10.1016/j.quascirev.2024.108796.

Huang, J. et al. (2024) ‘The mobilization and transport of newly fixed carbon are driven by plant water use in an experimental rainforest under drought’, Journal of Experimental Botany, 75(8), pp. 2545–2557. Available at: https://doi.org/10.1093/jxb/erae030.

Ladd, N. et al. (2024) ‘Decreased precipitation intensity in the South Pacific Convergence Zone during the Little Ice Age inferred from dinosterol hydrogen isotope ratios’. Copernicus GmbH. Available at: https://doi.org/10.5194/egusphere-egu24-17513.

Byron, J. et al. (2024) ‘Changes in chiral monoterpenes during drought in a rainforest reveal distinct source mechanisms’. Copernicus GmbH. Available at: https://doi.org/10.5194/egusphere-egu24-13774.

Werner, C., Meredith, L. and Ladd, N. (2024) ‘Ecohydrological Responses of Different Functional Groups Driving Ecosystem Carbon Cycling under Experimental Climate Change Drought’. Copernicus GmbH. Available at: https://doi.org/10.5194/egusphere-egu24-12775.

Klatt, A. et al. (2024) ‘A new lipid-based proxy for the reconstruction of past phytoplankton ecological dynamics’. Copernicus GmbH. Available at: https://doi.org/10.5194/egusphere-egu24-9025.

Pugliese, G. et al. (2023) ‘Author Correction: Effects of drought and recovery on soil volatile organic compound fluxes in an experimental rainforest (Nature Communications, (2023), 14, 1, (5064), 10.1038/s41467-023-40661-8)’, Nature Communications, 14(1). Available at: https://doi.org/10.1038/s41467-023-42207-4.

Pugliese, G. et al. (2023) ‘Effects of drought and recovery on soil volatile organic compound fluxes in an experimental rainforest’, Nature Communications, 14(1). Available at: https://doi.org/10.1038/s41467-023-40661-8.

Hildebrand, G.A. et al. (2023) ‘Uncovering the dominant role of root metabolism in shaping rhizosphere metabolome under drought in tropical rainforest plants’, Science of the Total Environment, 899. Available at: https://doi.org/10.1016/j.scitotenv.2023.165689.

Ladd, S.N. et al. (2023) ‘Leaf-level metabolic changes in response to drought affect daytime CO2 emission and isoprenoid synthesis pathways’, Tree Physiology, 43(11), pp. 1917–1932. Available at: https://doi.org/10.1093/treephys/tpad094.

Honeker, L.K. et al. (2023) ‘Drought re-routes soil microbial carbon metabolism towards emission of volatile metabolites in an artificial tropical rainforest’, Nature Microbiology, 8(8), pp. 1480–1494. Available at: https://doi.org/10.1038/s41564-023-01432-9.

Ajallooeian, F. et al. (2023) Quantifying Holocene temperature changes using bacterial and archaeal membrane lipids (GDGTs) in the Swiss Alps. Copernicus GmbH. Available at: https://doi.org/10.5194/egusphere-egu23-9780.

Huang, J. et al. (2023) Plant water use strategies drive the fate of newly fixed carbon in an experimental rainforest under drought. Copernicus GmbH. Available at: https://doi.org/10.5194/egusphere-egu23-13892.

Ladd, N. et al. (2023) Hydrogen isotope offsets between palmitic acid and phytol increase during cyanobacterial blooms. Copernicus GmbH. Available at: https://doi.org/10.5194/egusphere-egu23-7297.

Wieland, A. et al. (2023) Recent progress in the application of hydrogen isotopes from tree-ring lignin methoxy groups as a climate proxy. Copernicus GmbH. Available at: https://doi.org/10.5194/egusphere-egu23-6301.

Honeker, L.K. et al. (2023) ‘Author Correction: Drought re-routes soil microbial carbon metabolism towards emission of volatile metabolites in an artificial tropical rainforest (Nature Microbiology, (2023), 8, 8, (1480-1494), 10.1038/s41564-023-01432-9)’, Nature Microbiology [Preprint]. Available at: https://doi.org/10.1038/s41564-023-01507-7.

Kübert, Angelika et al. (2023) ‘Tracing plant source water dynamics during drought by continuous transpiration measurements: An in-situ stable isotope approach’, Plant, cell & environment, 46(1), pp. 133–149. Available at: https://doi.org/10.1111/pce.14475.

Kühnhammer, Kathrin et al. (2023) ‘Deep roots mitigate drought impacts on tropical trees despite limited quantitative contribution to transpiration’, The science of the total environment, 893, p. 164763. Available at: https://doi.org/10.1016/j.scitotenv.2023.164763.

Pugliese, G. et al. (2022) The effect of prolonged drought and recovery on soil VOC fluxes in an experimental rainforest. Research Square Platform LLC. Available at: https://doi.org/10.21203/rs.3.rs-2025580/v1.

Honeker, L. et al. (2022) Drought induces soil microbial stress responses and emissions of volatile organic compounds in an artificial tropical rainforest. Research Square Platform LLC. Available at: https://doi.org/10.21203/rs.3.rs-1840246/v1.

Santos, Ricardo N. et al. (2022) ‘Leaf wax biomarkers in a high-mountain lake of western Iberia - implications for climate and vegetation reconstructions’, Frontiers in Environmental Science, 10. Available at: https://doi.org/10.3389/fenvs.2022.994377.

Santos, Ricardo N. et al. (2022) ‘Climate and environmental changes over the last 2000 years in the Serra da Estrela, Portugal’, in Copernicus GmbH (ed.) EGU General Assembly 2022. Vienna (EGU General Assembly 2022). Available at: https://doi.org/10.5194/egusphere-egu22-6632.

Hernández, Armand et al. (2022) ‘Deglaciation timing in the Atlantic Iberian mountains: an example from lake sediments in Serra da Estrela (Portugal)’, in 24th EGU General Assembly. Vienna (24th EGU General Assembly). Available at: https://doi.org/10.5194/egusphere-egu22-4521.

Kübert, A. et al. (2022) Deriving xylem water isotopic compositions from in situ transpiration measurements: opportunity for plant source water identification?  Copernicus GmbH. Available at: https://doi.org/10.5194/egusphere-egu22-11593.

Kühnhammer, K. et al. (2022) In situ monitoring of tree water uptake depths, storage and transport reveals different strategies during drought and recovery. Copernicus GmbH. Available at: https://doi.org/10.5194/egusphere-egu22-8620.

Ladd, S.N. et al. (2022) Hydrogen isotopes from lipid biomarkers record eutrophication induced changes in algal community assemblages. Copernicus GmbH. Available at: https://doi.org/10.5194/egusphere-egu22-7376.

Werner, C., Meredith, L.K. and Ladd, S.N. (2022) Ecosystem BVOC fluxes during drought and recovery trace ecohydrological responses of the vegetation and soil microbial interactions - insights from an ecosystem-scale isotope labelling experiment. Copernicus GmbH. Available at: https://doi.org/10.5194/egusphere-egu22-11637.

Byron, Joseph et al. (2022) ‘Chiral monoterpenes reveal forest emission mechanisms and drought responses’, Nature, 609(7926), pp. 307–312. Available at: https://doi.org/10.1038/s41586-022-05020-5.

He, Ding et al. (2022) ‘Carbon and hydrogen isotopes of taraxerol in mangrove leaves and sediment cores: Implications for paleo-reconstructions’, Geochimica et cosmochimica acta, 324, pp. 262–279. Available at: https://doi.org/10.1016/j.gca.2022.02.018.

Honeker, Linnea K. et al. (2022) ‘Elucidating Drought-Tolerance Mechanisms in Plant Roots through 1H NMR Metabolomics in Parallel with MALDI-MS, and NanoSIMS Imaging Techniques’, Environmental science and technology, 56(3), pp. 2021–2032. Available at: https://doi.org/10.1021/acs.est.1c06772.

Santos, M. R. N. et al. (2022) ‘Leaf waxes of a high-mountain ecosystem in Western Iberia as a tool for understanding past climatic and vegetation dynamics (Oral presentation)’, in Goldschmidt Conference. Hawaii (Goldschmidt Conference). Available at: https://doi.org/10.46427/gold2022.12976.

Byron, J. et al. (2021) ‘Chiral monoterpenes reveal forest emission mechanisms and drought responses’. Research Square Platform LLC. Available at: https://doi.org/10.21203/rs.3.rs-770148/v1.

Camperio, G. et al. (2021) High-resolution radiocarbon dating to reconstruct last century environmental changes in the pacific island of Espiritu Santo. Copernicus GmbH. Available at: https://doi.org/10.5194/egusphere-egu21-15449.

Kübert, A. et al. (2021) Tropical rainforests under severe drought stress: distinct water use strategies among and within species. Copernicus GmbH. Available at: https://doi.org/10.5194/egusphere-egu21-15395.

Pugliese, G. et al. (2021) Effects of drought conditions on VOC soil fluxes within the rainforest mesocosm of Biosphere 2. Copernicus GmbH. Available at: https://doi.org/10.5194/egusphere-egu21-15077.

Werner, C. et al. (2021) Diverse functional responses drive ecosystem drought impact and recovery - insights from an ecosystem-scale drought experiment. Copernicus GmbH. Available at: https://doi.org/10.5194/egusphere-egu21-3455.

Hudson, Cameron M. et al. (2021) ‘Fit and fatty freshwater fish: Contrasting polyunsaturated fatty acid phenotypes between hybridizing stickleback lineages’, Oikos, pp. 0–15/08558. Available at: https://doi.org/10.1111/oik.08558.

Ladd, S. Nemiah et al. (2021) ‘Leaf Wax Hydrogen Isotopes as a Hydroclimate Proxy in the Tropical Pacific’, Journal of Geophysical Research Biogeosciences, 126(3), p. e2020JG005891. Available at: https://doi.org/10.1029/2020jg005891.

Ladd, S. Nemiah et al. (2021) ‘Metabolic exchange between pathways for isoprenoid synthesis and implications for biosynthetic hydrogen isotope fractionation’, The New phytologist, 231(5), pp. 1708–1719. Available at: https://doi.org/10.1111/nph.17510.

Madeira, Carolina et al. (2021) ‘Conserved fatty acid profiles and lipid metabolic pathways in a tropical reef fish exposed to ocean warming - an adaptation mechanism of tolerant species?’, Science of the Total Environment, 782, p. 146738. Available at: https://doi.org/10.1016/j.scitotenv.2021.146738.

Twining, Cornelia W. et al. (2021) ‘The evolutionary ecology of fatty-acid variation: implications for consumer adaptation and diversification’, Ecology Letters, 24(8), pp. 1709–1731. Available at: https://doi.org/10.1111/ele.13771.

Werner, Christiane et al. (2021) ‘Ecosystem fluxes during drought and recovery in an experimental forest’, Science, 374(6574), pp. 1514–1518. Available at: https://doi.org/10.1126/science.abj6789.

Ladd, S.N. et al. (2020) Leaf Wax Hydrogen Isotopes as a Hydroclimate Proxy in the Tropical Pacific. Wiley. Available at: https://doi.org/10.1002/essoar.10503377.3.

Bailey, K. et al. (2020) How does drought affect the δ18O cellulose record? A Biosphere 2 experiment. Copernicus GmbH. Available at: https://doi.org/10.5194/egusphere-egu2020-11282.

Bamberger, I. et al. (2020) Drought effects on the carbon balance and VOC emissions of a tropical rainforest ecosystem. Copernicus GmbH. Available at: https://doi.org/10.5194/egusphere-egu2020-9460.

Blomdahl, D. et al. (2020) Biogenic VOC emissions under drought and temperature stress. Copernicus GmbH. Available at: https://doi.org/10.5194/egusphere-egu2020-10910.

Byron, J. et al. (2020) Changes in chiral monoterpenes during drought in a rainforest reveal distinct source mechanisms. Copernicus GmbH. Available at: https://doi.org/10.5194/egusphere-egu2020-21427.

Daber, L.E. et al. (2020) Understanding drought induced responses in leaf and root CO2 and VOC fluxes through position specific isotope labelling. Copernicus GmbH. Available at: https://doi.org/10.5194/egusphere-egu2020-9343.

Ingrisch, J. et al. (2020) Tracing recent carbon from photosynthesis to stem and soil respiration in an experimental tropical rainforest in response to drought. Copernicus GmbH. Available at: https://doi.org/10.5194/egusphere-egu2020-868.

Kerman, S. et al. (2020) Plant Water Relation and Drought: Relationship Between Plant Water Potential and Relative Leaf Water Content in Different Tropical Plants. Copernicus GmbH. Available at: https://doi.org/10.5194/egusphere-egu2020-12797.

Kuehnhammer, K. et al. (2020) Tracing dynamic water uptake and transport from root to canopy by online monitoring of water isotopes in an enclosed tropical forest in response to drought. Copernicus GmbH. Available at: https://doi.org/10.5194/egusphere-egu2020-18324.

Kübert, A. et al. (2020) Above ground response of rainforest functional groups to experimental drought. Copernicus GmbH. Available at: https://doi.org/10.5194/egusphere-egu2020-9868.

Ladd, S.N. et al. (2020) Drought does not affect hydrogen isotope fractionation during lipid biosynthesis by the tropical plant Pachira aquatica. Copernicus GmbH. Available at: https://doi.org/10.5194/egusphere-egu2020-19361.

Meredith, L. et al. (2020) Carbonyl sulfide reflections of leaf and ecosystem processes in a tropical rainforest under controlled drought. Copernicus GmbH. Available at: https://doi.org/10.5194/egusphere-egu2020-12392.

Purser, G. et al. (2020) Volatile organic compound fluxes across the soils of a rainforest ecosystem during a simulated drought experiment. Copernicus GmbH. Available at: https://doi.org/10.5194/egusphere-egu2020-12179.

Werner, C., Ladd, N.S. and Meredith, L. (2020) Tracing ecosystem scale interactions of volatile organic compound (VOC) and CO2 emissions by position-specific and whole ecosystem isotope labelling. Copernicus GmbH. Available at: https://doi.org/10.5194/egusphere-egu2020-11264.

Haas, M. et al. (2020) ‘Land-use evolution in the catchment of Lake Murten, Switzerland’, Quaternary Science Reviews, 230. Available at: https://doi.org/10.1016/j.quascirev.2019.106154.

Krentscher, C. et al. (2019) ‘Palmitone as a potential species-specific biomarker for the crop plant taro (Colocasia esculenta Schott) on remote Pacific islands’, Organic Geochemistry, 132, pp. 1–10. Available at: https://doi.org/10.1016/j.orggeochem.2019.03.006.

Park, J.W., Ladd, S.N. and Sachs, J.P. (2019) ‘Hydrogen and carbon isotope responses to salinity in greenhouse-cultivated mangroves’, Organic Geochemistry, 132, pp. 23–36. Available at: https://doi.org/10.1016/j.orggeochem.2019.03.001.

Guillemot, T. et al. (2019) ‘Paleoenvironmental and paleoclimatic variations around Lake Van (Eastern Turkey) recorded by sedimentary source specific biomarkers 250-130 ka (MIS7 and MIS6)’, QUATERNARY SCIENCE REVIEWS, 225, p. UNSP105997. Available at: https://doi.org/10.1016/j.quascirev.2019.105997.

Ishikawa, Asano et al. (2019) ‘A key metabolic gene for recurrent freshwater colonization and radiation in fishes’, Science, 364(6443), pp. 886–889. Available at: https://doi.org/10.1126/science.aau5656.

Ladd, S. Nemiah et al. (2018) ‘Lipid compound classes display diverging hydrogen isotope responses in lakes along a nutrient gradient’, GEOCHIMICA ET COSMOCHIMICA ACTA, 237, pp. 103–119. Available at: https://doi.org/10.1016/j.gca.2018.06.005.

Nelson, Daniel B. et al. (2018) ‘Rapid atmospheric transport and large-scale deposition of recently synthesized plant waxes’, GEOCHIMICA ET COSMOCHIMICA ACTA, 222, pp. 599–617. Available at: https://doi.org/10.1016/j.gca.2017.11.018.

Ladd, S.N., Dubois, N. and Schubert, C.J. (2017) ‘Interplay of community dynamics, temperature, and productivity on the hydrogen isotope signatures of lipid biomarkers’, Biogeosciences, 14(17), pp. 3979–3994. Available at: https://doi.org/10.5194/bg-14-3979-2017.

He, D. et al. (2017) ‘Inverse relationship between salinity and 2H/1H fractionation in leaf wax n-alkanes from Florida mangroves’, Organic Geochemistry, 110, pp. 1–12. Available at: https://doi.org/10.1016/j.orggeochem.2017.04.007.

Ladd, S.N. and Sachs, J.P. (2017) ‘2H/1H fractionation in lipids of the mangrove Bruguiera gymnorhiza increases with salinity in marine lakes of Palau’, Geochimica et Cosmochimica Acta, 204, pp. 300–312. Available at: https://doi.org/10.1016/j.gca.2017.01.046.

Ladd, N. (2017) Preliminary response to Reviewer 1 feedback. Copernicus GmbH. Available at: https://doi.org/10.5194/bg-2017-60-ac1.

Ladd, S.N., Dubois, N. and Schubert, C.J. (2017) Interplay of temperature, productivity, and community assemblage on hydrogen isotope signatures of algal lipid biomarkers. Copernicus GmbH. Available at: https://doi.org/10.5194/bg-2017-60.

Ladd, S.N. and Sachs, J.P. (2015) ‘Hydrogen isotope response to changing salinity and rainfall in Australian mangroves’, Plant Cell and Environment, 38(12), pp. 2674–2687. Available at: https://doi.org/10.1111/pce.12579.

Ladd, N.S. and Sachs, J.P. (2015) ‘Influence of salinity on hydrogen isotope fractionation in Rhizophora mangroves from Micronesia’, Geochimica et Cosmochimica Acta, 168, pp. 206–221. Available at: https://doi.org/10.1016/j.gca.2015.07.004.

Myhrvold, C.L. et al. (2014) ‘Holocene closure of Lib Pond, Marshall Islands’, PLoS ONE, 9(3). Available at: https://doi.org/10.1371/journal.pone.0090939.

Ladd, S.N. and Sachs, J.P. (2013) ‘Positive correlation between salinity and n-alkane δ13C values in the mangrove Avicennia marina’, Organic Geochemistry, 64, pp. 1–8. Available at: https://doi.org/10.1016/j.orggeochem.2013.08.011.

Dvořák, M. et al. (2011) ‘Fluorescence anisotropy of branched molecules containing 1-aminopyrene chromophores’, pp. 971–974. Available at: https://doi.org/10.1007/s10895-010-0668-3.