State of the climate in 2020

Blunden, Jessica; Boyer, T.; Dunn, Robert J.H.; Allen, Jessicca; Andersen, Andrea; Hammer, Gregory; Love-Brotak, S. Elizabeth; Misch, Deborah J.; Riddle, Deborah B.; Veasey, Sara W.; Ades, M.; Adler, Robert; Aldred, F.; Allan, Richard P.; Allan, Rob; Anderson, J.; Argüez, Anthony; Arosio, C.; Augustine, John A.; Azorin-Molina, C.; Barichivich, J.; Beck, H.E.; Becker, Andreas; Bellouin, Nicolas; Benedetti, Angela; Berry, David; Blenkinsop, Stephen; Bock, Olivier; Bodin, X.; Bosilovich, Michael G.; Boucher, Olivier; Buehler, S.A.; Calmettes, B.; Carrea, Laura; Castia, Laura; Christiansen, Hanne H; Christy, John R.; Chung, E.-S.; Coldewey-Egbers, Melanie; Cooper, Owen R.; Cornes, Richard C.; Covey, Curt; Cretaux, J.-F.; Crotwell, M.; Davis, Sean M.; Jeu, Richard A.M. de; Degenstein, Doug; Delaloye, R.; Girolamo, Larry Di; Donat, Markus G.; Dorigo, Wouter A.; Durre, Imke; Dutton, Geoff S.; Duveiller, Gregory; Elkins, James W.; Fioletov, Vitali E.; Flemming, Johannes; Foster, Michael J.; Frith, Stacey M.; Froidevaux, Lucien; Garforth, J.; Gentry, Matthew; Gobron, Nadine; Gupta, S.K.; Hahn, S.; Haimberger, Leopold; Hall, Brad D.; Harris, Ian; Hemming, D.L.; Hirschi, M.; Ho, Shu-Pen; Hrbacek, F.; Hubert, Daan; Hurst, Dale F.; Inness, Antj; Isaksen, Ketil; John, Viju O.; Jones, Philip D.; Junod, Robert; Kaiser, J.W.; Kaufmann, V.; Kellerer-Pirklbauer, Andreas; Kent, Elizabeth C.; Kidd, R.; Kim, Hyungjun; Kipling, Z.; Koppa, A.; Kraemer, B.M.; Kratz, D.P.; Lan, Xin; Lantz, Kathleen O.; Lavers, D.; Loeb, Norman G.; Loyola, Diego; Madelon, R.; Mayer, Michael; McCabe, M.F.; McVicar, Tim R.; Mears, Carl A.; Merchant, Christopher J.; Miller, John B.; Miralles, Diego G.; Moesinger, L.; Montzka, Stephen A.; Morice, Colin; Mösinger, L.; Mühle, Jens; Nicolas, Julien P.; Noetzli, Jeannette; Noll, Ben; O'Keefe, J.; Osborn, Tim J.; Park, T.; Pasik, A.J.; Pellet, C.; Pelto, Maury S.; Perkins-Kirkpatrick, S.E.; Petron, G.; Phillips, Coda; Po-Chedley, S.; Polvani, L.; Preimesberger, W.; Rains, D.G.; Randel, W.J.; Rayner, Nick A.; Remy, Samuel; Ricciardulli, L.; Richardson, A.D.; Robinson, David A.; Rodell, Matthew; Rodriguez-Fernandez, N.J.; Rosenlof, K.H.; Roth, C.; Rozanov, A.; Rutishauser, T.; Sanchez-Lugo, Ahira; Sawaengphokhai, P.; Scanlon, T.; Schenzinger, Verena; Schlegel, R.W.; Sharma, S.; Shi, Lei; Simmons, Adrian J.; Siso, Carolina; Smith, Sharon L.; Soden, B.J.; Sofieva, Viktoria; Sparks, T.H.; Stackhouse, Paul W.; Steinbrecht, Wolfgang; Stengel, Martin; Streletskiy, Dimitri A.; Sun-Mack, Sunny; Tans, P.; Thackeray, S.J.; Thibert, E.; Tokuda, D.; Tourpali, Kleareti; Tye, Mari R.; A, Ronald van der; Schalie, Robin van der; Schrier, Gerard van der; Vliet, der van der; Werf, Guido R. van der; Vance, A.; Vernier, Jean-Paul; Vimont, Isaac J.; Vömel, Holger; Vose, Russell S.; Wang, Ray; Weber, Markus; Wiese, David; Wilber, Anne C.; Wild, Jeanette D.; Willett, Kate M.; Wong, Takmeng; Woolway, R. Iestyn; Yin, Xungang; Zhao, Guangyu; Zhao, Lin; Zhou, Xinjia; Ziemke, Jerry R.; Ziese, Markus; Zotta, R.M.; Alin, Simone R.; Amaya, Dillon J.; Baringer, Molly O.; Brandt, Peter; Carter, Brendan R.; Cetinić, Ivona; Chambers, Don P.; Cheng, Lijing; Collins, Andrew U.; Cosca, Cathy; Domingues, Ricardo; Dong, Shenfu; Feely, Richard A.; Frajka-Williams, Eleanor; Franz, Bryan A.; Gilson, John; Goni, Gustavo; Hamlington, Benjamin D.; Herrford, Josefine; Hu, Zeng-Zhen; Huang, Boyin; Ishii, Masayoshi; Jevrejeva, Svetlana; Johnson, Gregory C.; Kennedy, John J.; Kersalé, Marion; Killick, Rachel E.; Landschützer, Peter; Lankhorst, Matthias; Leuliette, Eric; Locarnini, Ricardo; Lumpkin, Rick; Lyman, John M.; Marra, John J.; Meinen, Christopher S.; Merrifield, Mark A.; Mitchum, Gary T.; Moat, Ben I.; Nerem, R. Steven; Perez, Renellys C.; Purkey, Sarah G.; Reagan, James; Sanchez-Franks, Alejandra; Scannell, Hillary A.; Schmid, Claudia; Scott, Joel P.; Siegel, David A.; Smeed, David A.; Sweet, William; Thompson, Philip R.; Triñanes, Joaquin A.; Volkov, Denis L.; Wanninkhof, Rik; Weller, Robert A.; Wen, Caihong; Westberry, Toby K.; Widlansky, Matthew J.; Yu, Lisan; Zhang, Huai-Min; Becker, Emily J.; Bell, Gerald D.; Blake, Eric S.; Bond, Stephanie; Bringas, Francis G.; Camargo, Suzana J.; Chen, Lin; Coelho, Caio A.S.; Diamond, Howard J.; Goldenberg, Stanley B.; Fauchereau, Nicolas; Halpert, Michael S.; He, Qiong; Klotzbach, Philip J.; Knaff, John A.; L'Heureux, Michelle; Landsea, Chris W.; Lin, I.-I.; Lorrey, Andrew M.; Luo, Jing-Jia; MacRitchie, Kyle; Magee, Andrew D.; Pasch, Richard J.; Pezza, Alexandre B.; Rosencrans, Matthew; Schreck, Carl J.; Tippett, Michael K.; Trewin, Blair C.; Truchelut, Ryan E.; Wang, Bin; Wang, Hui; Wood, Kimberly M.; Woolley, John-Mark; Young, Steven H.; Ballinger, Thomas J.; Berner, Logan T.; Bernhard, Germar H.; Bhatt, Uma S.; Bjerke, Jarle W.; Box, Jason E.; Brown, R.; Cappelen, John; Decharme, B.; Derksen, C.; Divine, Dmitry V; Drozdov, D.S.; Druckenmiller, Matthew L.; Chereque, Chereque Elias; Epstein, Howard E.; Farquharson, L.M.; Farrell, Sinead L.; Fausto, Robert S.; Fettweis, Xavier; Forbes, Bruce C.; Frost, Gerald V.; Gargulinski, Emily; Gerland, Sebastian; Goetz, Scott J.; Grabinski, Z.; Grooß, Jens-Uwe; Haas, Christian; Hanna, Edward; Hanssen-Bauer, Inger; Hendricks, Stefan; Holmes, Robert M.; Ialongo, Iolanda; Jain, Piyush; Johnsen, Bjørn; Kaleschke, L.; Kholodov, A.L.; Kim, Seong-Joong; Korsgaard, Niels J.; Labe, Zachary; Lakkala, Kaisa; Lara, Mark J.; Loomis, Bryant; Luojus, K.; Macander, Matthew J.; Malkova, G.V.; Mankoff, Kenneth D.; Manney, Gloria L.; McClelland, James W.; Meier, Walter N.; Moon, Twila A.; Mote, Thomas; Mudryk, L.; Müller, Rolf; Nyland, K.E.; Overland, James E.; Pavlova, Olga; Perovich, Don; Petty, Alek; Phoenix, Gareth K.; Raynolds, Martha K.; Reijmer, C.H.; Richter-Menge, Jacqueline; Ricker, Robert; Romanovsky, Vladimir E.; Scott, Lindsay; Shapiro, Hazel; Shiklomanov, Alexander I.; Shiklomanov, Nikolai I.; Smeets, C.J.P.P.; Soja, Amber; Spencer, Robert G.M.; Starkweather, Sandy; Suslova, Anya