Showing 2,961 - 2,977 results of 2,977 for search '"uncertainty"', query time: 0.10s Refine Results
  1. 2961

    Soil Organic Carbon Estimation and Transfer Framework in Agricultural Areas Based on Spatiotemporal Constraint Strategy Combined with Active and Passive Remote Sensing by Jiaxin Qian, Jie Yang, Weidong Sun, Lingli Zhao, Lei Shi, Hongtao Shi, Lu Liao, Chaoya Dang, Qi Dou

    Published 2025-01-01
    “…To address this, this study reduces uncertainties in SOC cross-spatial transfer by introducing terrain factors sensitive to SOC (RMSE = 0.457–0.516 g/kg and 0.799–1.198 g/kg for different data sources). …”
    Get full text
    Article
  2. 2962
  3. 2963

    Carbon cycle and climate feedbacks under CO<sub>2</sub> and non-CO<sub>2</sub> overshoot pathways by I. Melnikova, I. Melnikova, P. Ciais, K. Tanaka, K. Tanaka, H. Shiogama, K. Tachiiri, K. Tachiiri, T. Yokohata, O. Boucher

    Published 2025-02-01
    “…However, estimating carbon–climate feedback for these gases remains fraught with uncertainties, especially under overshoot scenarios. …”
    Get full text
    Article
  4. 2964

    Last-millennium volcanic forcing and climate response using SO<sub>2</sub> emissions by L. R. Marshall, L. R. Marshall, L. R. Marshall, A. Schmidt, A. Schmidt, A. Schmidt, A. P. Schurer, N. L. Abraham, N. L. Abraham, L. J. Lücke, R. Wilson, K. J. Anchukaitis, G. C. Hegerl, B. Johnson, B. L. Otto-Bliesner, E. C. Brady, M. Khodri, K. Yoshida

    Published 2025-01-01
    “…Accounting for the self-limiting effects of large sulfur dioxide (<span class="inline-formula">SO<sub>2</sub></span>) injections and the limitations in tree-ring records, such as lagged responses due to biological memory, reconciles some of the discrepancy, but uncertainties remain, particularly for the largest tropical eruptions. …”
    Get full text
    Article
  5. 2965

    Le temple polygonal de la rue Lecointre à Reims/Durocortorum by Sébastien Péchart, Frédéric Poupon

    Published 2022-11-01
    “…Although rich in information, the documentation at our disposal is far from capable of answering the many questions raised concerning architecture, chronology and religious activities. Many uncertainties remain relative to the elevations of both the first and the second version of the temple, for which the chronology also remains unclear. …”
    Get full text
    Article
  6. 2966

    L’apport de la géomatique à la connaissance de la partie terminale de l’aqueduc du Gier à Lyon by Éric Leroy

    Published 2023-12-01
    “…However, its mapping on a regional scale masks certain uncertainties which can only be observed through analysis at a more local scale. …”
    Get full text
    Article
  7. 2967

    Potential of long-term satellite observations and reanalysis products for characterising soil drying: trends and drought events by M. Hirschi, P. Stradiotti, B. Crezee, B. Crezee, W. Dorigo, S. I. Seneviratne

    Published 2025-01-01
    “…The respective fractions of wetting trends amount to 21.1 % and 20.6 % for the surface and root zone, respectively, while areas with no trend direction consensus amount to 29.6 % and 35.0 %, respectively, reflecting the considerable uncertainties associated with global soil moisture trends. …”
    Get full text
    Article
  8. 2968

    Preindustrial-to-present-day changes in atmospheric carbon monoxide: agreement and gaps between ice archives and global model reconstructions by X. Faïn, S. Szopa, V. Naïk, P. Martinerie, D. M. Etheridge, D. M. Etheridge, R. H. Rhodes, C. M. Trudinger, C. M. Trudinger, V. V. Petrenko, K. Fourteau, P. Place, P. Place

    Published 2025-01-01
    “…However, a divergence in the [CO] growth rate emerges in the NH between models and observations over the 1920–1980 period, attributed to uncertainties in CO emission factors (EFs), particularly EFs for the RCO (residential, commercial, and other) and transportation sectors, although we cannot totally rule out the possibility that the CO record based on the Greenland ice archives may be biased high by CO chemical production processes occurring in the ice prior<span id="page1106"/> to the measurements (i.e. in situ CO production). …”
    Get full text
    Article
  9. 2969

    Satellite quantification of methane emissions from South American countries: a high-resolution inversion of TROPOMI and GOSAT observations by S. E. Hancock, D. J. Jacob, Z. Chen, H. Nesser, A. Davitt, A. Davitt, D. J. Varon, M. P. Sulprizio, N. Balasus, L. A. Estrada, M. Cazorla, L. Dawidowski, S. Diez, J. D. East, E. Penn, C. A. Randles, C. A. Randles, J. Worden, I. Aben, R. J. Parker, R. J. Parker, J. D. Maasakkers

    Published 2025-01-01
    “…These discrepancies could stem from underestimations in IPCC-recommended bottom-up calculations or uncertainties in the inversion from aggregation error and the prior spatial distribution of emissions.…”
    Get full text
    Article
  10. 2970

    Phasic and periodic change of drought under greenhouse effect by Yang Li, Zhicheng Zheng, Yaochen Qin, Haifeng Tian, Zhixiang Xie, Peijun Rong

    Published 2024-10-01
    “…Finally, although this study calculated the SPEI using meteorological data provided by China’s high-density observatory network, deviations and uncertainties were inevitable in the point-to-grid spatialization process. …”
    Get full text
    Article
  11. 2971

    Assessment framework to predict sensitivity of marine calcifiers to ocean alkalinity enhancement – identification of biological thresholds and importance of precautionary principle... by N. Bednaršek, H. van de Mortel, G. Pelletier, G. Pelletier, M. García-Reyes, R. A. Feely, A. G. Dickson, A. G. Dickson

    Published 2025-01-01
    “…OAE is based on adding alkalinity to open-ocean and coastal marine systems through a variety of different approaches, which raises carbonate chemistry parameters (such as pH, total alkalinity, aragonite saturation state) and enhances the uptake of carbon dioxide (CO<span class="inline-formula"><sub>2</sub></span>) from the atmosphere. There are large uncertainties in both short- and long-term outcomes related to potential environmental impacts, which would ultimately have an influence on the social license and success of OAE as a climate strategy. …”
    Get full text
    Article
  12. 2972

    Architecture et réfection des aqueducs d’Orléans/Cenabum (Loiret) by Julien Courtois, Mathilde Noël, Franck Verneau

    Published 2023-12-01
    “…Since then, this structure has not been observed, which leaves many uncertainties as to its implementation, dating or route.Further east, the area known as “la Fontaine de l’Étuvée” has been known since mediaeval times as the site of a spring. …”
    Get full text
    Article
  13. 2973

    Le camp F de Lautagne à Valence (Drôme) : l’organisation interne et la vie quotidienne d’un camp militaire romain au milieu du ier s. av. J.-C. by Magalie Kielb Zaaraoui, Loïc Buffat, Michel Reddé, Yahya Zaaraoui

    Published 2022-12-01
    “…Because of the large number of uncertainties at the outset, it seems risky to theoretically reconstruct the camp. …”
    Get full text
    Article
  14. 2974

    Field intercomparison of ice nucleation measurements: the Fifth International Workshop on Ice Nucleation Phase 3 (FIN-03) by P. J. DeMott, J. A. Mirrielees, J. A. Mirrielees, S. S. Petters, S. S. Petters, S. S. Petters, D. J. Cziczo, D. J. Cziczo, M. D. Petters, M. D. Petters, M. D. Petters, H. G. Bingemer, T. C. J. Hill, K. Froyd, K. Froyd, K. Froyd, S. Garimella, S. Garimella, A. G. Hallar, A. G. Hallar, E. J. T. Levin, E. J. T. Levin, I. B. McCubbin, I. B. McCubbin, A. E. Perring, A. E. Perring, A. E. Perring, C. N. Rapp, T. Schiebel, T. Schiebel, J. Schrod, K. J. Suski, K. J. Suski, D. Weber, D. Weber, M. J. Wolf, M. J. Wolf, M. Zawadowicz, M. Zawadowicz, J. Zenker, J. Zenker, O. Möhler, S. D. Brooks

    Published 2025-02-01
    “…Although the 5–10 factor agreement of INP measurements found in FIN-03 aligned with the results of the FIN-02 laboratory comparison phase, giving confidence in progress of this measurement field, this level of agreement still equates to temperature uncertainties of 3.5 to 5 °C that may not be sufficient for numerical cloud modeling applications that utilize INP information.…”
    Get full text
    Article
  15. 2975

    Pierre et carrières dans la Saintonge antique : identification, usages et diffusion by Jacques Gaillard, Egle Conforto

    Published 2022-12-01
    “…To answer this question, archaeologists working on stone supply outside of this region and who suspect a possible origin in Charente should familiarise themselves with our diagnostic methods. Uncertainties and shortcomings remain in terms of an inventory and assessment which, by their very nature, can never truly be completed.…”
    Get full text
    Article
  16. 2976

    Designing a Future Study Model: Examining Bank Employees’ Attitudes Towards Job Security in the Era of Blockchain Technology (Horizon 2031) by Saeid Ghazi Nezhad, Hasan Darvish, Mohammad Mahmoudi Meymand

    Published 2024-12-01
    “…These initiatives should address any uncertainties, potential security issues, and theoretical and practical concerns, thereby fostering higher levels of user trust.Bank officials should establish support mechanisms for bank employees by forming joint working groups and evaluating the necessary infrastructure for blockchain implementation.Bank managers should prioritize the potential of emerging technologies, such as blockchain, and take steps towards their adoption. …”
    Get full text
    Article
  17. 2977

    Quais et ouvrages portuaires romains de Rouen/Rotomagus (Seine-Maritime) by Marie-Clotilde Lequoy

    Published 2020-12-01
    “…A few older, sporadic discoveries are likely associated with the port and its activities, though uncertainties regarding their exact chronological attribution remain. …”
    Get full text
    Article