{"id":48922,"date":"2024-01-24T13:49:47","date_gmt":"2024-01-24T12:49:47","guid":{"rendered":"https:\/\/lasentinelle.dz\/?p=48922"},"modified":"2024-01-24T13:49:49","modified_gmt":"2024-01-24T12:49:49","slug":"quelle-strategie-gaziere-a-lhorizon-2050","status":"publish","type":"post","link":"https:\/\/lasentinelle.dz\/index.php\/2024\/01\/24\/quelle-strategie-gaziere-a-lhorizon-2050\/","title":{"rendered":"Quelle strat\u00e9gie gazi\u00e8re \u00e0 l\u2019horizon 2050 ?"},"content":{"rendered":"\n<p>Par Abderrahmane Mebtoul<\/p>\n\n\n\n<p>Professeur des universit\u00e9s, expert international, ancien directeur des \u00e9tudes au minist\u00e8re de l\u2019\u00c9nergie et \u00e0 la Sonatrach, membre de plusieurs organisations internationales.<\/p>\n\n\n\n<p>Lors du Sommet pr\u00e9vu \u00e0 Alger du 29 f\u00e9vrier au 02 mars 2024, le Forum des pays exportateurs de gaz abordera certainement deux dossiers fondamentaux, le gaz, produit relativement propre par rapport au p\u00e9trole et charbon, au sein de la future transition \u00e9nerg\u00e9tique et le prix d\u2019\u00e9quilibre qui concilie \u00e0 la fois les int\u00e9r\u00eats des producteurs et des consommateurs.<\/p>\n\n\n\n<p>Pour rappe, cr\u00e9\u00e9 en 2001, le FPEG est constitu\u00e9 de 11 pays membres : 5 en Afrique (Alg\u00e9rie, \u00c9gypte, Guin\u00e9e \u00e9quatoriale, Libye, Nig\u00e9ria); 2 au Moyen-Orient (Iran, Qatar) ; 3 en Am\u00e9rique du Sud (Bolivie, Trinit\u00e9-et-Tobago, Venezuela) ; et la Russie et 7 pays non-membres ont un statut d\u2019observateur : l&rsquo;Angola, l&rsquo;Azerba\u00efdjan, les \u00c9mirats arabes unis, l\u2019Irak, la Malaisie, la Norv\u00e8ge et le P\u00e9rou. Le forum repr\u00e9sente environ 70% des r\u00e9serves mondiales de gaz.<\/p>\n\n\n\n<p>Le cours du p\u00e9trole est cot\u00e9 le 19 janvier 2024 \u00e0 78,60 dollars le Brent et 73,43 dollars le Wit et le prix de cession du gaz sur le march\u00e9 libre \u00e9taitcot\u00e9 \u00e0 32.858 euros le \/MWh, le prix du MWh de gaz en France sur le march\u00e9 PEG \u00e9tant de 28.045 \u20ac\/MWh pour le contrat de mars 2024, alors qu&rsquo;il s&rsquo;\u00e9levait \u00e0 33.398 \u20ac\/MWh le 27\/12\/2023. Les tensions en mer Rouge risquent d\u2019avoir un impact sur l\u2019\u00e9volution du cours des hydrocarbures o\u00f9 pr\u00e8s de 12 % du commerce mondial y passe avec pr\u00e8s de 30% des volumes de conteneurs, les p\u00e9troliers transitant par la mer Rouge repr\u00e9sentent entre 12 et 14% du trafic maritime mondial. Mais c\u2019est le d\u00e9troit d\u2019Ormuz contr\u00f4l\u00e9 par l\u2019Iran qui est la zone de transit d\u2019hydrocarbures la plus importante au niveau international avec un flux quotidien de p\u00e9trole \u00e9valu\u00e9 \u00e0 21 millions de barils soit l\u2019\u00e9quivalent de 21 % de la consommation mondiale en produits p\u00e9troliers qui est une route importante pour les hydrocarbures . La crise en mer Rouge a un impact sur les co\u00fbts du transport maritime o\u00f9 les prix pour la principale direction de la Chine vers l\u2019Afrique, le Moyen-Orient et l\u2019Europe ont augment\u00e9 entre 60\/100 %, atteignant le plus haut point de l\u2019ann\u00e9e 2023, avec un co\u00fbt suppl\u00e9mentaire de 1.000 \u00e0 2.000 USD pour un conteneur transitant par la r\u00e9gion europ\u00e9enne. Selon Allianz Trade, une multiplication par deux des co\u00fbts du fret maritime g\u00e9n\u00e9rerait +0,7 point d\u2019inflation en Europe et aux USA, contre +0,3 point en Chine. Pour l\u2019inflation, cela signifierait une hausse de +0,5 point, soit 5,1% d\u2019inflation en 2024 avec un impact de -0,9 point de croissance du PIB pour l\u2019Europe et de -0,6 point pour les USA et \u00e0 l\u2019\u00e9chelle mondiale, l\u2019impact sur la croissance du PIB serait de -0,4 point, ce qui la limiterait \u00e0 +2% pour 2024.<\/p>\n\n\n\n<p>On doit \u00e9viter toutes mauvaises interpr\u00e9tations concernant le niveau des r\u00e9serves de gaz ou de p\u00e9trole : premi\u00e8rement , les r\u00e9serves se calculent par rapport au vecteur prix international et au co\u00fbt :si le prix est de 100 dollars le m\u00e9gawattheure exemple, les r\u00e9serves se rapprochent du niveau des r\u00e9serves ; mais si le prix est de 50, les r\u00e9serves sont divis\u00e9es par deux. Deuxi\u00e8mement le prix du gaz ne r\u00e9pond pas comme celui du p\u00e9trole \u00e0 l\u2019\u2019offre et la demande \u00e0 un jour T, ne pouvant pas parler aujourd\u2019hui d&rsquo;une OPEP gaz , le march\u00e9 du p\u00e9trole \u00e9tant un march\u00e9 mondial, le march\u00e9 du gaz segment\u00e9 g\u00e9ographiquement du fait de la pr\u00e9pond\u00e9rance des canalisations environ 70% et le march\u00e9 du GNL 30% \u00e9tant un march\u00e9 r\u00e9gional , d&rsquo;o\u00f9 l&rsquo;importance des contrats \u00e0 moyen et long terme car l&rsquo;investissement est lourd et \u00e0 rentabilit\u00e9 \u00e0 moyen et long terme. Actuellement 65% par canalisation et 35% GNL, il est pr\u00e9vu que le GNL repr\u00e9sentera 48% du volume global du gaz \u00e9chang\u00e9 en 2030. Selon Self Energy Fr dans son \u00e9dition d&rsquo;ao\u00fbt 2022, et avec une r\u00e9actualisation des r\u00e9serves prouv\u00e9es au niveau mondial, les anciennes donn\u00e9es datant de 2015\/2017, nous avons par ordre d\u00e9croissant Russie 37400 milliards de m\u00e8tres cubes gazeux, &#8211; l\u2019Iran 32100 milliards de m\u00e8tres cubes gazeux, -Qatar 24700 milliards de m\u00e8tres cubes gazeux, -Turkm\u00e9nistan 13600 milliards de m\u00e8tres cubes gazeux, USA 12600 milliards de m\u00e8tres cubes gazeux, Chine 8400 milliards de m\u00e8tres cubes gazeux, Arabie Saoudite 3000 milliards de m\u00e8tres cubes gazeux, Emiraties 5900 milliards de m\u00e8tres cubes gazeux, Nigeria 5500 milliards de m\u00e8tres cubes gazeux, Mozambique 4500 milliards de m\u00e8tres cubes gazeux, Irak 3500 milliards de m\u00e8tres cubes gazeux. En Alg\u00e9rie, les r\u00e9serves \u00e9conomiquement exploitables de gaz naturel en Alg\u00e9rie sont estim\u00e9es en 2020\/2021 \u00e0 2 279 Gm3 ( 13e rang mondial, 1,1 % des r\u00e9serves mondiales), plus 27 320 Gm3 de ressources potentielles ( 5e rang mondial), dont 1 800 Gm3 de gaz conventionnel, 20 020 Gm3 de gaz de schiste( 3eme r\u00e9servoir mondial) et 5 500 Gm3 de gaz de r\u00e9servoir (4500 \u00e9tant les donn\u00e9es de BP de 2005 ) . On ne doit pas oublier les importants gisements en m\u00e9diterran\u00e9e orientale entre 3500 et 4000 milliards de m\u00e8tres cubes gazeux dont 40\/50 au bord de Ghaza en Palestine occup\u00e9e et d&rsquo;apr\u00e8s les experts am\u00e9ricains du bureau g\u00e9ologique (USGS), il y aurait 90 milliards de barils de p\u00e9trole au-del\u00e0 du cercle polaire arctique, \u00e0 l&rsquo;\u00e9chelle mondiale, l&rsquo;Arctique contiendrait 13 % du p\u00e9trole et 30 % du gaz naturel.<\/p>\n\n\n\n<p>On ne doit pas par ailleurs confondre r\u00e9serves avec production, comme on ne doit pas confondre production avec exportation devant retirer la consommation int\u00e9rieure ainsi que l\u2019injection de 20\/25% dans les puits du gaz pour \u00e9viter leur \u00e9puisement. Pour la Production en 2022 nous avons par ordre d\u00e9croissant pour les neufs premiers pays : USA 1027 milliards de m\u00e8tres cubes gazeux ; Russie 699 milliards de m\u00e8tres cubes gazeux ; Iran 244 milliards de m\u00e8tres cubes gazeux ; Chine 219 milliards de m\u00e8tres cubes gazeux; Canada 205 milliards de m\u00e8tres cubes gazeux; Australie 162 milliards de m\u00e8tres cubes gazeux; Arabie Saoudite 105 milliards de m\u00e8tres cubes gazeux; Alg\u00e9rie 102 milliards de m\u00e8tres cubes gazeux. Le mix \u00e9nerg\u00e9tique \u00e9volue, mais \u00e9tant domin\u00e9 entre 2022\/2023 \u00e0 plus de 80 % par les \u00e9nergies fossiles: p\u00e9trole 31,569% ; gaz naturel 23,490% : charbon 26,731% ; nucl\u00e9aire 3,397% ; renouvelable 7,479% ; hydraulique 6,734% ; hydrog\u00e8ne vert pas encore op\u00e9rationnel. Selon les \u00e9tudes internationales, le gaz naturel et les \u00e9nergies renouvelables repr\u00e9senteront 60% de l&rsquo;approvisionnement en \u00e9lectricit\u00e9, modifiant le mix mondial de production d&rsquo;\u00e9lectricit\u00e9 d&rsquo;ici 2050. Dans ce cadre, pour le GECF, l&rsquo;investissement total dans le gaz (y compris les activit\u00e9s en amont et en aval) entre 2024 et 2050 atteindra pr\u00e8s de 10.000 milliards de dollars et la production mondiale augmenterait d&rsquo;environ 1.900 milliards de m\u00e8tres cubes pour atteindre plus de 5.900 milliards de m\u00e8tres cubes d&rsquo;ici 2050 dont 20% de gaz import\u00e9s dont environ 50%, pour GECF, alors que pour atteindre la neutralit\u00e9 carbone horizon 2050, il faudrait , selon le bureau d\u2019\u00e9tudes am\u00e9ricain le consultant BCG&nbsp;; 27.000 milliards de dollars d\u2019investissement, ce march\u00e9 comprenant six domaines principaux : les \u00e9quipements de production d\u2019\u00e9nergie renouvelable (\u00e9oliennes, modules solaires, etc\u2026), les r\u00e9seaux \u00e9lectriques, le stockage de l\u2019\u00e9nergie, dont les batteries pour v\u00e9hicules, les carburants alternatifs comme les SAF (Sustainable aviation fuels) dans l\u2019a\u00e9rien ou l\u2019hydrog\u00e8ne pour les proc\u00e9d\u00e9s industriels de la sid\u00e9rurgie ou des engrais, les mat\u00e9riaux pour les b\u00e2timents verts et enfin les technologies de capture et stockage de CO2.<\/p>\n\n\n\n<p>En r\u00e9sum\u00e9, les nouvelles mutations mondiales aujourd\u2019hui largement influenc\u00e9es par des recomposition du pouvoir mondial s\u2019orientant vers un monde multipolaire et les changements qui sont appel\u00e9s \u00e0 se produire entre 2024\/2030\/2035 doivent n\u00e9cessairement trouver leur traduction dans des changements d\u2019ordre syst\u00e9mique destin\u00e9s \u00e0 les prendre en charge et \u00e0 organiser leur insertion dans un ordre social qui est lui-m\u00eame en devenir. Ce bouleversement mondial influe les m\u00e9thodes de gestion des \u00c9tats et la prochaine r\u00e9union minist\u00e9rielle du Forum des pays exportateurs de gaz (GECF) du 29 f\u00e9vrier au 02 mars 2024 \u00e0 Alger devrait adopter des strat\u00e9gies d\u2019adaptation tenant compte de ces nouvelles mutations \u00e9nerg\u00e9tiques mondiales entre \u00e0 l\u2019horizon 2050 .<\/p>\n\n\n\n<p><a href=\"mailto:ademmebtou@gmail.com\">ademmebtou@gmail.com<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Par Abderrahmane Mebtoul Professeur des universit\u00e9s, expert international, ancien directeur des \u00e9tudes au minist\u00e8re de l\u2019\u00c9nergie et \u00e0 la Sonatrach,<\/p>\n","protected":false},"author":3,"featured_media":7876,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"colormag_page_container_layout":"default_layout","colormag_page_sidebar_layout":"default_layout","om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":"","_wpscppro_dont_share_socialmedia":false,"_wpscppro_custom_social_share_image":0,"_facebook_share_type":"","_twitter_share_type":"","_linkedin_share_type":"","_pinterest_share_type":"","_linkedin_share_type_page":"","_instagram_share_type":"","_medium_share_type":"","_threads_share_type":"","_google_business_share_type":"","_selected_social_profile":[],"_wpsp_enable_custom_social_template":false,"_wpsp_social_scheduling":{"enabled":false,"datetime":null,"platforms":[],"status":"template_only","dateOption":"today","timeOption":"now","customDays":"","customHours":"","customDate":"","customTime":"","schedulingType":"absolute"},"_wpsp_active_default_template":true},"categories":[56,38],"tags":[],"class_list":["post-48922","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-contribution","category-debats"],"aioseo_notices":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Quelle strat\u00e9gie gazi\u00e8re \u00e0 l\u2019horizon 2050 ? 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