<h1 style="text-align:justify"><span style="font-size:9pt"><span style="font-family:&quot;Arial&quot;,sans-serif"><span style="color:#00000a"><span style="font-family:Liberation Sans,Arial,sans-serif"><span style="font-size:small">Qu&#39;il soit abord&eacute; &agrave; l&#39;&eacute;chelle de l&#39;organisation &agrave; travers la notion de contingence socio-technique (Mintzberg, 1982) ou &agrave; l&#39;&eacute;chelle individuelle notamment sous l&#39;angle du leadership (Pettigrew, 1987), le</span></span><span style="font-family:Liberation Sans,Arial,sans-serif"><span style="font-size:small"> th&egrave;me de la transformation organisationnelle est r&eacute;current en sciences de gestion (Pesqueux &amp; Triboulois, 2004) dans le champ acad&eacute;mique (Van de Ven &amp; Sun, 2011) comme dans la litt&eacute;rature professionnelle (Autissier, Johnson &amp; Metais-Wiersch, 2018). L&#39;int&eacute;gration de la notion de d&eacute;veloppement durable au moyens de normes (Savall, Zardet, Cappelletti &amp; Pig&eacute;, 2016), de logique marketing, de pression politique ou encore de conviction personnelle de dirigeants, conduit &agrave; incorporer dans l&#39;orientation des activit&eacute;s courantes des consid&eacute;rations portant sur un horizon temporel (Durance &amp; Monty, 2017) ou un horizon spatial plus lointains qu&#39;auparavant&nbsp;: externalisation des activit&eacute;s polluantes, transfert de responsabilit&eacute;s, empreinte carbone. De mani&egrave;re concomitante, l&#39;accroissement des flux d&#39;information et des capacit&eacute;s de traitement (Coutau-B&eacute;garie, 2008) augmente la pression temporelle sur les choix organisationnels (Kahneman, 2003). Les organisations actuelles doivent donc faire face &agrave; l&#39;incorporation d&#39;&eacute;l&eacute;ments strat&eacute;giques additionnels alors pr&eacute;cis&eacute;ment que les d&eacute;lais pour y parvenir se raccourcissent (Orlikowski &amp; Yates, 2002).</span></span></span></span></span></h1> <h1 style="text-align:justify"><span style="font-size:9pt"><span style="font-family:&quot;Arial&quot;,sans-serif"><span style="color:#00000a"><span style="font-family:Liberation Sans,Arial,sans-serif"><span style="font-size:small">A travers l&#39;examen d&#39;une activit&eacute; par immersion dans une organisation (&eacute;tablissement public &agrave; caract&egrave;re administratif) centr&eacute;e par essence sur des &eacute;chelles de temps de l&#39;ordre de quelques heures &agrave; quelques jours, nous pr&eacute;sentons l&#39;analyse ethnographique (Gherardi, 2009) d&#39;un cas d&#39;incorporation d&#39;effets du changement climatique (IPCC, 2018) &agrave; des fins d&#39;&eacute;volution d&#39;activit&eacute;s actuelles (Van de Ven &amp; Poole (2005) pour les rendre structurellement plus r&eacute;silientes et durables (Mondon, 2016). Ce cas du domaine de la pr&eacute;vention des risques naturels met notamment en &eacute;vidence une s&eacute;rie de difficult&eacute;s &agrave; d&eacute;passer (Weick &amp; Sutcliffe 2007 ; Marchais-Roubelat &amp; Roubelat, 2011 ; Chia &amp; Rasche, 2015) lorsqu&#39;il s&#39;agit de traduire dans les activit&eacute;s courantes de l&#39;organisation des orientations strat&eacute;giques &eacute;mergentes (Jarzabkowski, 2004) d&#39;&eacute;chelle de temps tr&egrave;s diff&eacute;rentes, fussent-elles largement admises par les agents organisationnels impliqu&eacute;s. Diff&eacute;rentes pistes en cours d&#39;exploration par l&#39;organisation sont d&eacute;taill&eacute;es et notamment les plus atypiques en mati&egrave;re d&#39;hybridation d&#39;activit&eacute;s de domaines inter-d&eacute;pendants (March &amp; Simon, 1991) mais distincts.</span></span></span></span></span></h1> <h1 style="text-align:justify"><span style="font-size:9pt"><span style="font-family:&quot;Arial&quot;,sans-serif"><span style="color:#00000a"><span style="font-family:Liberation Sans,Arial,sans-serif"><span style="font-size:small">L&#39;analyse met en &eacute;vidence la propagation diff&eacute;renci&eacute;e du questionnement dans l&#39;&eacute;cosyst&egrave;me du secteur d&#39;activit&eacute; et le r&ocirc;le pr&eacute;curseur de certaines hybridations innovantes &agrave; l&#39;&eacute;chelle d&#39;activit&eacute;s. Enfin, la question du changement d&#39;&eacute;chelle, en volume et en c&eacute;l&eacute;rit&eacute; (Mondon, 2017), des m&eacute;canismes identifi&eacute;s est pos&eacute;e en regard de l&#39;ambition n&eacute;cessaire pour atteindre les objectifs du d&eacute;veloppement durable promus par l&#39;Organisation des Nations-Unies. Le mode de transformation mis en &eacute;vidence est-il &agrave; la hauteur du d&eacute;fi &agrave; relever le d&eacute;fi ou un seulement un leurre ?</span></span></span></span></span></h1> <p>&nbsp;</p> <p style="text-align:justify"><span style="font-size:10pt"><span style="font-family:&quot;Times New Roman&quot;,serif"><span style="color:#00000a"><span style="color:#000000"><span style="font-family:Liberation Sans,Arial,sans-serif"><span style="font-size:small"><strong>BIBLIOGRAPHIE</strong></span></span></span></span></span></span></p> <p style="text-align:justify"><span style="font-size:10pt"><span style="font-family:&quot;Times New Roman&quot;,serif"><span style="color:#00000a"><span style="font-family:Liberation Sans,Arial,sans-serif"><span style="font-size:small">Autissier D., Johnson K., Metais-Wiersch E. 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