Organic Geochemistry (Ladd)

Ladd, S.N. et al. (2024) ‘Taxon-specific hydrogen isotope signals in cultures and mesocosms facilitate ecosystem and hydroclimate reconstruction’, Geochimica et Cosmochimica Acta [Preprint]. 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, A.M. et al. (2024) ‘Environmental changes and historical occupation at Oued Laksar (Ksar Seghir), Morocco’, Quaternary International [Preprint]. 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.

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.

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.