Climate changes during the Late Glacial in southern Europe: new insights based on pollen and brGDGTs of Lake Matese in Italy by M. Robles, M. Robles, O. Peyron, G. Ménot, E. Brugiapaglia, S. Wulf, O. Appelt, M. Blache, B. Vannière, B. Vannière, L. Dugerdil, B. Paura, S. Ansanay-Alex, A. Cromartie, L. Charlet, S. Guédron, J.-L. de Beaulieu, S. Joannin, S. Joannin

“…<p>The Late Glacial (14 700–11 700 cal BP) is a key climate period marked by rapid but contrasted changes in the Northern Hemisphere. Indeed, regional climate differences have been evidenced during the Late Glacial in Europe and the northern Mediterranean. …”
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Stratospheric ozone response to sulfate aerosol and solar dimming climate interventions based on the G6 Geoengineering Model Intercomparison Project (GeoMIP) simulations by S. Tilmes​​​​​​​, D. Visioni, A. Jones, J. Haywood, J. Haywood, R. Séférian, P. Nabat, O. Boucher, E. M. Bednarz, U. Niemeier

“…In contrast, in the Northern Hemisphere (NH) high latitudes, no significant changes can be identified due to the large natural variability in the models, with little change in TCO by the end of the century. …”
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Global HCFC-22 measurements with MIPAS: retrieval, validation, global distribution and its evolution over 2005–2012 by Chirkov, M., Stiller, G. P., Laeng, A., Kellmann, S., von Clarmann, T., Boone, C. D., Elkins, J. W., Engel, A., Glatthor, N., Grabowski, U., Harth, C. M., Kiefer, M., Kolonjari, F., Krummel, P. B., Linden, A., Lunder, C. R., Miller, B. R., Montzka, S. A., Mühle, J., Orphal, J., Toon, G., Vollmer, M. K., Walker, K. A., Weiss, R. F., Wiegele, A., Young, D., Prinn, Ronald G., O'Doherty, S.

“…There exists a stronger positive trend in HCFC-22 in the Southern Hemisphere and a more muted positive trend in the Northern Hemisphere, implying a potential change in the stratospheric circulation over the observation period.…”
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Recent increases in the atmospheric growth rate and emissions of HFC-23 (CHF₃) and the link to HCFC-22 (CHClF₂) production by Simmonds, Peter G., Rigby, Matthew, McCulloch, Archie, Vollmer, Martin K., Henne, Stephan, Mühle, Jens, O&amp;apos;Doherty, Simon, Manning, Alistair J., Krummel, Paul B., Fraser, Paul J., Young, Dickon, Weiss, Ray F., Salameh, Peter K., Harth, Christina M., Reimann, Stefan, Trudinger, Cathy M., Steele, L. Paul, Wang, Ray H. J., Mitrevski, Blagoj, Etheridge, David M., Ivy, Diane J, Prinn, Ronald G

“…High frequency measurements of trifluoromethane (HFC-23, CHF₃), a potent hydrofluorocarbon greenhouse gas, largely emitted to the atmosphere as a by-product of the production of the hydrochlorofluorocarbon HCFC-22 (CHClF₂), at five core stations of the Advanced Global Atmospheric Gases Experiment (AGAGE) network, combined with measurements on firn air, old Northern Hemisphere air samples and Cape Grim Air Archive (CGAA) air samples, are used to explore the current and historic changes in the atmospheric abundance of HFC-23. …”
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High precise dating on the variation of the Asian summer monsoon since 37 ka BP by Li, Ting-Yong, Wu, Yao, Shen, Chuan-Chou, Li, Jun-Yun, Chiang, Hong-Wei, Lin, Ke, Tan, Liang-Cheng, Jiang, Xiu-Yang, Cheng, Hai, Edwards, R. Lawrence

“…This record is consistent with the published Chinese stalagmite sequences and shows that the dominant controls of the ASM dynamics include not only insolation and solar activity but also suborbital-scale hydroclimate events in the high latitudes of the northern hemisphere, such as the Heinrich events, Bølling-Allerød (BA), and Younger Dryas (YD). …”
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Coral-based climate reconstructions of Western Pacific warm pool for the past - 280 years by Ahmad Taufiq Mohamed Mohtar

“…However, WOL SST exhibit strong influence driven by the Northern Hemisphere SST. Extending the WOL SST record further ~110 years allow examination of centennial-scale SST variability. …”
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Model evaluation of short-lived climate forcers for the Arctic Monitoring and Assessment Programme: a multi-species, multi-model study by C. H. Whaley, R. Mahmood, R. Mahmood, K. von Salzen, B. Winter, S. Eckhardt, S. Arnold, S. Beagley, S. Becagli, R.-Y. Chien, J. Christensen, S. M. Damani, X. Dong, K. Eleftheriadis, N. Evangeliou, G. Faluvegi, G. Faluvegi, M. Flanner, J. S. Fu, M. Gauss, F. Giardi, W. Gong, J. L. Hjorth, L. Huang, U. Im, Y. Kanaya, S. Krishnan, Z. Klimont, T. Kühn, T. Kühn, J. Langner, K. S. Law, L. Marelle, A. Massling, D. Olivié, T. Onishi, N. Oshima, Y. Peng, D. A. Plummer, O. Popovicheva, L. Pozzoli, J.-C. Raut, M. Sand, L. N. Saunders, J. Schmale, S. Sharma, R. B. Skeie, H. Skov, F. Taketani, M. A. Thomas, R. Traversi, K. Tsigaridis, K. Tsigaridis, S. Tsyro, S. Turnock, S. Turnock, V. Vitale, K. A. Walker, M. Wang, D. Watson-Parris, T. Weiss-Gibbons

“…</p> <p>In this study, we evaluate 18 state-of-the-art atmospheric and Earth system models by assessing their representation of Arctic and Northern Hemisphere atmospheric SLCF distributions, considering a wide range of different chemical species (methane, tropospheric ozone and its precursors, black carbon, sulfate, organic aerosol, and particulate matter) and multiple observational datasets. …”
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Sex-determining region complements traditionally used in phylogenetic studies nuclear and chloroplast sequences in investigation of Aigeiros Duby and Tacamahaca Spach poplars (genu... by Elena V. Borkhert, Elena N. Pushkova, Yuri A. Nasimovich, Marina V. Kostina, Natalia V. Vasilieva, Ramil A. Murataev, Ramil A. Murataev, Roman O. Novakovskiy, Ekaterina M. Dvorianinova, Ekaterina M. Dvorianinova, Liubov V. Povkhova, Liubov V. Povkhova, Daiana A. Zhernova, Daiana A. Zhernova, Anastasia A. Turba, Elizaveta A. Sigova, Elizaveta A. Sigova, Anastasiya V. Snezhkina, Anna V. Kudryavtseva, Nadezhda L. Bolsheva, George S. Krasnov, Alexey A. Dmitriev, Alexey A. Dmitriev, Nataliya V. Melnikova

“…Members of the genus Populus L. play an important role in the formation of forests in the northern hemisphere and are used in urban landscaping and timber production. …”
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Persistence of Pneumococcal Carriage among Older Adults in the Community despite COVID-19 Mitigation Measures by Anne L. Wyllie, Sidiya Mbodj, Darani A. Thammavongsa, Maikel S. Hislop, Devyn Yolda-Carr, Pari Waghela, Maura Nakahata, Anne E. Stahlfeld, Noel J. Vega, Anna York, Orchid M. Allicock, Geisa Wilkins, Andrea Ouyang, Laura Siqueiros, Yvette Strong, Kelly Anastasio, Ronika Alexander-Parrish, Adriano Arguedas, Bradford D. Gessner, Daniel M. Weinberger

“…ABSTRACT Reported rates of invasive pneumococcal disease were markedly lower than normal during the 2020/2021 winter in the Northern Hemisphere, the first year after the start of the COVID-19 pandemic. …”
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Development of Geo-KOMPSAT-2A Algorithm for Sea-Ice Detection Using Himawari-8/AHI Data by Donghyun Jin, Sung-Rae Chung, Kyeong-Sang Lee, Minji Seo, Sungwon Choi, Noh-Hun Seong, Daeseong Jung, Suyoung Sim, Jinsoo Kim, Kyung-Soo Han

“…The GK-2A/AMI sea-ice detection algorithm produces sea-ice data with a 10-min temporal resolution, a 2-km spatial resolution and sets the Okhotsk Sea and Bohai Sea, where the sea ice is distributed during the winter in the northern hemisphere. It used National Meteorological Satellite Center (NMSC) cloud mask as the preceding data and a dynamic threshold method instead of the static threshold method that is commonly performed in existing sea-ice detection studies. …”
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The Role of Emission Sources and Atmospheric Sink in the Seasonal Cycle of CH₄ and <i>δ</i>¹³-CH₄: Analysis Based on the Atmospheric Chemistry Tran... by Vilma Kangasaho, Aki Tsuruta, Leif Backman, Pyry Mäkinen, Sander Houweling, Arjo Segers, Maarten Krol, Edward J. Dlugokencky, Sylvia Michel, James W. C. White, Tuula Aalto

“…We found that wetland emissions are an important driver in the <inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><msup><mi>δ</mi><mn>13</mn></msup></semantics></math></inline-formula>C seasonal cycle in the Northern Hemisphere and Tropics, and in the Southern Hemisphere Tropics, emissions from fires contribute to the enrichment of <inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><msup><mi>δ</mi><mn>13</mn></msup></semantics></math></inline-formula>C in July–October. …”
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Tropical tropospheric ozone and carbon monoxide distributions: characteristics, origins, and control factors, as seen by IAGOS and IASI by M. Tsivlidou, B. Sauvage, Y. Bennouna, R. Blot, D. Boulanger, H. Clark, E. Le Flochmoën, P. Nédélec, V. Thouret, P. Wolff, B. Barret

“…The highest BB impact is found over southern tropical Africa (57 %–90 %), except in April, mostly due to local fires, but also from Northern Hemisphere Africa in January (45 %–73 %) and Southern Hemisphere South America in October (29 % over Windhoek).…”
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Soil Moisture Estimation Synergy Using GNSS-R and L-Band Microwave Radiometry Data from FSSCat/FMPL-2 by Joan Francesc Munoz-Martin, David Llaveria, Christoph Herbert, Miriam Pablos, Hyuk Park, Adriano Camps

“…Four neural network algorithms are implemented and analyzed in terms of different sets of input features to yield maps of SM content over the Northern Hemisphere (latitudes above 45° N). The first algorithm uses the surface skin temperature from the European Centre of Medium-Range Weather Forecast (ECMWF) in conjunction with the 16 day averaged Normalized Difference Vegetation Index (NDVI) from the Moderate Resolution Imaging Spectroradiometer (MODIS) to estimate SM and to use it as a comparison dataset for evaluating the additional models. …”
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Co-circulation and persistence of multiple A/H3N2 influenza variants in China by Weifeng Shi, Changwen Ke, Shisong Fang, Juan Li, Hao Song, Xiyan Li, Tao Hu, Jie Wu, Tao Chen, Lina Yi, Yingchao Song, Xin Wang, Weijia Xing, Weijuan Huang, Hong Xiao, Lijun Liang, Bo Peng, Weihua Wu, Hui Liu, William J. Liu, Edward C. Holmes, George F. Gao, Dayan Wang

“…ABSTRACTThe spread of influenza A/H3N2 variants possessing the hemagglutinin 121 K mutation and the unexpectedly high incidence of influenza in the 2017–2018 northern hemisphere influenza season have raised serious concerns about the next pandemic. …”
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Retrieval of Metop-A/IASI N₂O Profiles and Validation with NDACC FTIR Data by Brice Barret, Yvan Gouzenes, Eric Le Flochmoen, Sylvain Ferrant

“…The average MT decadal trends derived from SOFRID at the 8 NDACC stations with continuous observations during the 2008–2018 period (1.05 ± 0.1 ppbv·yr<inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><msup><mrow></mrow><mrow><mo>−</mo><mn>1</mn></mrow></msup></semantics></math></inline-formula>) is in good agreement with the corresponding FTIR trends (1.08 ± 0.1 ppbv·yr<inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><msup><mrow></mrow><mrow><mo>−</mo><mn>1</mn></mrow></msup></semantics></math></inline-formula>) and the NOAA-ESRL trends from surface in-situ measurements (0.95 ± 0.02 ppbv·yr<inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><msup><mrow></mrow><mrow><mo>−</mo><mn>1</mn></mrow></msup></semantics></math></inline-formula>). In the Northern Hemisphere where they are clearly detected, the N<inline-formula><math xmlns="http://www.w3.org/1998/Math/MathML" display="inline"><semantics><msub><mrow></mrow><mn>2</mn></msub></semantics></math></inline-formula>O MT seasonal variations from SOFRID and FTIR are phased (summer minima) and have similar amplitudes. …”
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Assessing the Global Pest Risk of <i>Aeolesthes sarta</i> with Regards to the Host Specie <i>Populus alba</i> under Climate Change Scenarios by Umer Hayat, Sumeet Kour, Muhammad Akram, Juan Shi, Rinto Wiarta

“…The range of highly suitable habitats is likely to increase in the northern hemisphere; however, this range is expected to shrink with regards to the southern hemisphere. …”
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Effect of Cultivar and Plant Growth Regulators on Invitro Regeneration of Lilium Spp. Utilizing Thin Cell Layer Explants by ahmad sharifi, fatemeh keykha, mahboobeh yazdi, abdolreza bagheri

“…Most species are native to the Northern hemisphere temperate, though their range extends into the Northern subtropics. …”
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A Middle-Late Devonian fish fauna from the Sierra de Perijá, western Venezuela, South America by G. C. Young, J. M. Moody

“…Phyllolepid placoderms are common in Givetian-Frasnian strata of Australia and Antarctica, but are only known from the Famennian in the Northern Hemisphere. The new phyllolepid occurrence extends their range across the northern margin of Palaeozoic Gondwana. …”
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Technical note: Preventing CO₂ overestimation from mercuric or copper(II) chloride preservation of dissolved greenhouse gases in freshwater samples by F. Clayer, J. E. Thrane, K. Ndungu, A. King, P. Dörsch, T. Rohrlack

“…Errors due to <span class="inline-formula">CO₂</span> overestimation in <span class="inline-formula">HgCl₂</span>-preserved water, sampled from low-ionic-strength and high-DOC freshwater, which is common in the Northern Hemisphere, could lead to an overestimation of the <span class="inline-formula">CO₂</span> diffusion efflux by a factor of <span class="inline-formula">&gt;</span> 20 over a month or a factor of 2 over the ice-free season. …”
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Real-life experience on COVID-19 and seasonal influenza vaccines co-administration in the vaccination hub of the University Hospital of Palermo, Italy by Claudio Costantino, Walter Mazzucco, Arianna Conforto, Livia Cimino, Alessia Pieri, Sara Rusignolo, Nicole Bonaccorso, Floriana Bravatà, Laura Pipitone, Martina Sciortino, Marcello Tocco, Elena Zarcone, Giorgio Graziano, Fabio Tramuto, Carmelo Massimo Maida, Alessandra Casuccio, Francesco Vitale

“…Influenza surveillance systems anticipated a peak of influenza cases in the Northern Hemisphere during 2022/2023 season and the Italian Ministry of Health recommended the routinary co-administration of influenza with bivalent COVID-19 vaccines for the 2022/2023 season. …”
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