Search Results - "Kennedy, John J."

A review of uncertainty in in situ measurements and data sets of sea surface temperature by Kennedy, John J.

“…Archives of in situ sea surface temperature (SST) measurements extend back more than 160 years. Quality of the measurements is variable, and the area of the…”
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Quantifying uncertainties in global and regional temperature change using an ensemble of observational estimates: The HadCRUT4 data set by Morice, Colin P., Kennedy, John J., Rayner, Nick A., Jones, Phil D.

“…Recent developments in observational near‐surface air temperature and sea‐surface temperature analyses are combined to produce HadCRUT4, a new data set of…”
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Comment on “Advanced Testing of Low, Medium, and High ECS CMIP6 GCM Simulations Versus ERA5-T2m” by N. Scafetta (2022) by Schmidt, Gavin A., Jones, Gareth S., Kennedy, John J.

“…Scafetta (2022, https://doi.org/10.1029/2022gl097716) purports to test Coupled Model Intercomparison Project Phase 6 (CMIP6) climate models through a…”
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Global and regional climate in 2022 by Dunn, Robert J. H., Sandford, Caroline, Kendon, Mike, Morice, Colin P., Kennedy, John J., Rayner, Nick A.

“…Concentrations of greenhouse gases reached record levels in 2022 and energy continued to accumulate in the climate system. Despite the cooling influence of…”
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A large discontinuity in the mid-twentieth century in observed global-mean surface temperature by Jones, Phil D, Wallace, John M, Thompson, David W. J, Kennedy, John J

“…Data sets used to monitor the Earth's climate indicate that the surface of the Earth warmed from ∼1910 to 1940, cooled slightly from ∼1940 to 1970, and then…”
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Identifying Signatures of Natural Climate Variability in Time Series of Global-Mean Surface Temperature: Methodology and Insights by Thompson, David W. J., Wallace, John M., Jones, Phil D., Kennedy, John J.

“…Global-mean surface temperature is affected by both natural variability and anthropogenic forcing. This study is concerned with identifying and removing from…”
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Quantifying the contribution of an individual to making extreme weather events more likely by Lott, Fraser C, Ciavarella, Andrew, Kennedy, John J, King, Andrew D, Stott, Peter A, Tett, Simon F B, Wang, Dongqian

“…Probabilistic event attribution aims to quantify the role of anthropogenic climate change in altering the intensity or probability of extreme climate and…”
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A successful prediction of the record CO₂ rise associated with the 2015/2016 El Niño by Betts, Richard A., Jones, Chris D., Knight, Jeff. R., Keeling, Ralph. F., Kennedy, John. J., Wiltshire, Andrew J., Andrew, Robbie M., Aragão, Luiz E. O. C.

“…In early 2016, we predicted that the annual rise in carbon dioxide concentration at Mauna Loa would be the largest on record. Our forecast used a statistical…”
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An abrupt drop in Northern Hemisphere sea surface temperature around 1970 by Thompson, David W. J, Wallace, John M, Kennedy, John J, Jones, Phil D

“…The twentieth-century trend in global-mean surface temperature was not monotonic: temperatures rose from the start of the century to the 1940s, fell slightly…”
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CLASSnmat: A global night marine air temperature data set, 1880–2019 by Cornes, Richard C., Kent, Elizabeth.C., Berry, David.I., Kennedy, John J.

“…A new data set of Night Marine Air Temperature (NMAT) is presented that builds on the HadNMAT2 data set, which was released in 2013. In a similar manner to…”
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Observing Requirements for Long-Term Climate Records at the Ocean Surface by Kent, Elizabeth C., Rayner, Nick A., Berry, David I., Eastman, Ryan, Grigorieva, Vika G., Huang, Boyin, Kennedy, John J., Smith, Shawn R., Willett, Kate M.

“…Observations of conditions at the ocean surface have been made for centuries, contributing to some of the longest instrumental records of climate change. Most…”
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Progress towards a holistic land and marine surface meteorological database and a call for additional contributions by Noone, Simon, Atkinson, Chris, Berry, David I., Dunn, Robert J. H., Freeman, Eric, Perez Gonzalez, Irene, Kennedy, John J., Kent, Elizabeth C., Kettle, Anthony, McNeill, Shelley, Menne, Matthew, Stephens, Ag, Thorne, Peter W., Tucker, William, Voces, Corinne, Willett, Kate M.

“…This paper outlines progress of the Copernicus Climate Change Service's (C3S) Global Land and Marine Observations Database service in securing data sources and…”
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An integrated database of ocean temperature and salinity observations by Atkinson, Christopher P., Rayner, Nick A., Kennedy, John J., Good, Simon A.

“…Abstract Observations made by surface‐based instruments and subsurface profiling instruments have, up to now, largely been treated separately, motivated by a…”
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Effects of instrumentation changes on sea surface temperature measured in situ by Kent, Elizabeth C., Kennedy, John J., Berry, David I., Smith, Robert O.

“…Measurements of sea surface temperature (SST) are an important climate record, complementing terrestrial air temperature observations, records of marine air…”
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Global analysis of night marine air temperature and its uncertainty since 1880: The HadNMAT2 data set by Kent, Elizabeth C., Rayner, Nick A., Berry, David I., Saunby, Michael, Moat, Bengamin I., Kennedy, John J., Parker, David E.

“…An updated version of the Met Office Hadley Centre's monthly night marine air temperature data set is presented. It is available on a 5° latitude‐longitude…”
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El Niño and a record CO2 rise by Betts, Richard A., Jones, Chris D., Knight, Jeff R., Keeling, Ralph F., Kennedy, John J.

“…The recent El Niño event has elevated the rise in CO 2 concentration this year. Here, using emissions, sea surface temperature data and a climate model, we…”
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Historical Estimates of Surface Marine Temperatures by Kent, Elizabeth C, Kennedy, John J

“…Surface temperature documents our changing climate, and the marine record represents one of the longest widely distributed, observation-based estimates…”
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Sensitivity of Attribution of Anthropogenic Near-Surface Warming to Observational Uncertainty by Jones, Gareth S., Kennedy, John J.

“…The impact of including comprehensive estimates of observational uncertainties on a detection and attribution analysis of twentieth-century near-surface…”
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A CALL FOR NEW APPROACHES TO QUANTIFYING BIASES IN OBSERVATIONS OF SEA SURFACE TEMPERATURE by Kent, Elizabeth C., Kennedy, John J., Smith, Thomas M., Hirahara, Shoji, Huang, Boyin, Kaplan, Alexey, Parker, David E., Atkinson, Christopher P., Berry, David I., Carella, Giulia, Fukuda, Yoshikazu, Ishii, Masayoshi, Jones, Philip D., Lindgren, Finn, Merchant, Christopher J., Morak-Bozzo, Simone, Rayner, Nick A., Venema, Victor, Yasui, Souichiro, Zhang, Huai-Min

“…Abstract Global surface temperature changes are a fundamental expression of climate change. Recent, much-debated variations in the observed rate of surface…”
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Development of the HadISDH.marine humidity climate monitoring dataset by Willett, Kate M, Dunn, Robert J. H, Kennedy, John J, Berry, David I

“…Atmospheric humidity plays an important role in climate analyses. Here we describe the production and key characteristics of a new quasi-global marine humidity…”
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