{"id":3252,"date":"2025-08-26T11:51:12","date_gmt":"2025-08-26T06:21:12","guid":{"rendered":"https:\/\/blog.aquartia.in\/?p=3252"},"modified":"2025-08-26T11:51:14","modified_gmt":"2025-08-26T06:21:14","slug":"osmotic-power-revolution-blue-energy-takes-first-steps","status":"publish","type":"post","link":"https:\/\/blog.aquartia.in\/index.php\/2025\/08\/26\/osmotic-power-revolution-blue-energy-takes-first-steps\/","title":{"rendered":"Osmotic Power Revolution: Blue Energy Takes First Steps"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\" id=\"historic-milestone-in-renewable-energy-technology\">Historic Milestone in Renewable Energy Technology<\/h2>\n\n\n\n<p>Japan has achieved a groundbreaking milestone in sustainable energy by inaugurating its first commercial\u00a0<strong>osmotic power plant<\/strong>\u00a0in Fukuoka on August 5, 2025. This pioneering facility represents only the second globally operational osmotic power plant, following Denmark&#8217;s implementation in 2023. The plant generates approximately\u00a0<strong>880,000 kWh annually<\/strong>\u2014sufficient electricity to power around 220 households or supply a local desalination facility.<\/p>\n\n\n\n<div class=\"wp-block-media-text is-stacked-on-mobile\"><figure class=\"wp-block-media-text__media\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/blog.aquartia.in\/wp-content\/uploads\/2025\/08\/861e15e1-6aab-4428-926b-50575df37ac3-1024x683.png\" alt=\"\" class=\"wp-image-3253 size-full\" srcset=\"https:\/\/blog.aquartia.in\/wp-content\/uploads\/2025\/08\/861e15e1-6aab-4428-926b-50575df37ac3-1024x683.png 1024w, https:\/\/blog.aquartia.in\/wp-content\/uploads\/2025\/08\/861e15e1-6aab-4428-926b-50575df37ac3-300x200.png 300w, https:\/\/blog.aquartia.in\/wp-content\/uploads\/2025\/08\/861e15e1-6aab-4428-926b-50575df37ac3-768x512.png 768w, https:\/\/blog.aquartia.in\/wp-content\/uploads\/2025\/08\/861e15e1-6aab-4428-926b-50575df37ac3.png 1536w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure><div class=\"wp-block-media-text__content\">\n<p><strong>Modern osmotic power plant showing sustainable energy infrastructure<\/strong><\/p>\n<\/div><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Key Highlights<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Weather-independent operation<\/strong>: Unlike solar and wind power, osmotic energy generates electricity 24\/7 regardless of weather conditions<a href=\"https:\/\/brill.com\/view\/journals\/kjic\/12\/2\/article-p228_14.xml\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><\/li>\n\n\n\n<li><strong>Zero carbon emissions<\/strong>: The process produces no greenhouse gases or environmental pollutants during operation<a href=\"http:\/\/iv.iiarjournals.org\/lookup\/doi\/10.21873\/invivo.14012\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><\/li>\n\n\n\n<li><strong>Dual functionality<\/strong>: Powers both residential areas and desalination infrastructure, addressing Japan&#8217;s water security needs<a href=\"https:\/\/brill.com\/view\/journals\/kjic\/12\/2\/article-p228_14.xml\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><\/li>\n\n\n\n<li><strong>Global potential<\/strong>: Osmotic power could theoretically generate 2,000-5,177 TWh annually worldwide\u2014equivalent to 15-20% of global electricity demand<a href=\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC11866914\/\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><\/li>\n\n\n\n<li><strong>Commercial viability<\/strong>: Energy production costs estimated at $0.09-$0.11 per kWh, competitive with other renewable sources<a href=\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC10956427\/\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"understanding-blue-energy-technology\">Understanding Blue Energy Technology<\/h2>\n\n\n\n<p><strong>Blue energy<\/strong>, also known as osmotic or salinity gradient power, harnesses the natural phenomenon occurring when freshwater meets seawater. The technology capitalizes on&nbsp;<strong>osmotic pressure<\/strong>\u2014the natural force driving water molecules from low-salinity to high-salinity solutions across a semi-permeable membrane.<a rel=\"noreferrer noopener\" target=\"_blank\" href=\"http:\/\/iv.iiarjournals.org\/lookup\/doi\/10.21873\/invivo.14012\"><\/a><\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"1024\" src=\"https:\/\/blog.aquartia.in\/wp-content\/uploads\/2025\/08\/ec183d20-10fa-4b75-aa1a-04ade18bbbed.png\" alt=\"\" class=\"wp-image-3254\" srcset=\"https:\/\/blog.aquartia.in\/wp-content\/uploads\/2025\/08\/ec183d20-10fa-4b75-aa1a-04ade18bbbed.png 1024w, https:\/\/blog.aquartia.in\/wp-content\/uploads\/2025\/08\/ec183d20-10fa-4b75-aa1a-04ade18bbbed-300x300.png 300w, https:\/\/blog.aquartia.in\/wp-content\/uploads\/2025\/08\/ec183d20-10fa-4b75-aa1a-04ade18bbbed-150x150.png 150w, https:\/\/blog.aquartia.in\/wp-content\/uploads\/2025\/08\/ec183d20-10fa-4b75-aa1a-04ade18bbbed-768x768.png 768w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">How Osmotic Power Generation Works<\/h2>\n\n\n\n<p>The Fukuoka facility employs&nbsp;<strong>pressure retarded osmosis (PRO)<\/strong>&nbsp;technology. Concentrated seawater created by extracting freshwater is separated from treated wastewater by a permeable membrane. Water naturally flows from the freshwater reservoir to the pressurized saltwater side, creating sufficient pressure to rotate turbines and generate electricity.<a rel=\"noreferrer noopener\" target=\"_blank\" href=\"http:\/\/iv.iiarjournals.org\/lookup\/doi\/10.21873\/invivo.14012\"><\/a><\/p>\n\n\n\n<p>This process mimics natural osmosis occurring at river mouths worldwide, where approximately&nbsp;<strong>2.88 MJ of energy per cubic meter<\/strong>&nbsp;of freshwater is naturally released during mixing. The theoretical energy potential from 1 cubic meter of river water mixing with seawater equals the energy from water falling over a 260-meter height.<a rel=\"noreferrer noopener\" target=\"_blank\" href=\"https:\/\/www.jstage.jst.go.jp\/article\/hrl\/3\/0\/3_0_14\/_pdf\"><\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"global-market-potential-and-scalability\">Global Market Potential and Scalability<\/h2>\n\n\n\n<p>Research indicates&nbsp;<strong>massive untapped potential<\/strong>&nbsp;for osmotic power generation worldwide. The global theoretical potential reaches&nbsp;<strong>3.2 TW<\/strong>, though practical implementation faces technical constraints.<a rel=\"noreferrer noopener\" target=\"_blank\" href=\"https:\/\/www.oceanenergy-europe.eu\/ocean-energy\/salinity-gradient\/\"><\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Regional Distribution of Osmotic Power Potential<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>Region<\/th><th>Technical Potential (GW)<\/th><th>Ecological Potential (GW)<\/th><\/tr><\/thead><tbody><tr><td>Asia<\/td><td>208<\/td><td>21<\/td><\/tr><tr><td>South America<\/td><td>199<\/td><td>20<\/td><\/tr><tr><td>North America<\/td><td>98<\/td><td>10<\/td><\/tr><tr><td>Africa<\/td><td>63<\/td><td>6<\/td><\/tr><tr><td>Europe<\/td><td>49<\/td><td>5<\/td><\/tr><tr><td>Australia<\/td><td>30<\/td><td>3<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><strong>Source<\/strong>: Global Osmotic Power Assessment<a rel=\"noreferrer noopener\" target=\"_blank\" href=\"https:\/\/www.oceanenergy-europe.eu\/ocean-energy\/salinity-gradient\/\"><\/a><\/p>\n\n\n\n<p>Current estimates suggest osmotic power could generate&nbsp;<strong>5,177 TWh annually<\/strong>\u2014nearly one-fifth of global electricity needs. At a 20% extraction factor, global installed capacity potential reaches&nbsp;<strong>257 GW<\/strong>, with primary markets in North America, South America, Europe, and East Asia.<a rel=\"noreferrer noopener\" target=\"_blank\" href=\"https:\/\/www.mdpi.com\/2076-3417\/10\/12\/4061\/pdf\"><\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"technological-challenges-and-recent-advancements\">Technological Challenges and Recent Advancements<\/h2>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"683\" src=\"https:\/\/blog.aquartia.in\/wp-content\/uploads\/2025\/08\/f264e029-ad52-436f-9948-255e8760aa04-1024x683.png\" alt=\"\" class=\"wp-image-3255\" srcset=\"https:\/\/blog.aquartia.in\/wp-content\/uploads\/2025\/08\/f264e029-ad52-436f-9948-255e8760aa04-1024x683.png 1024w, https:\/\/blog.aquartia.in\/wp-content\/uploads\/2025\/08\/f264e029-ad52-436f-9948-255e8760aa04-300x200.png 300w, https:\/\/blog.aquartia.in\/wp-content\/uploads\/2025\/08\/f264e029-ad52-436f-9948-255e8760aa04-768x512.png 768w, https:\/\/blog.aquartia.in\/wp-content\/uploads\/2025\/08\/f264e029-ad52-436f-9948-255e8760aa04.png 1536w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">Membrane Technology Breakthrough<\/h2>\n\n\n\n<p>The success of osmotic power generation heavily depends on&nbsp;<strong>advanced membrane technology<\/strong>. Traditional polymer membranes faced significant limitations including high costs, fouling susceptibility, and low efficiency. Recent innovations focus on&nbsp;<strong>2D materials<\/strong>&nbsp;including graphene, boron nitride, and transition metal dichalcogenides, which can increase power density from a few W\/m\u00b2 to several thousand W\/m\u00b2.<a rel=\"noreferrer noopener\" target=\"_blank\" href=\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC9386089\/\"><\/a><\/p>\n\n\n\n<p>French startup&nbsp;<strong>Sweetch Energy<\/strong>&nbsp;has developed revolutionary&nbsp;<strong>Ionic Nano Osmotic Diffusion (INOD)<\/strong>&nbsp;technology using biosourced membranes with 10-nanometer pores. This innovation achieves 20-25 W\/m\u00b2 performance\u2014significantly higher than conventional 1 W\/m\u00b2 membranes.<a rel=\"noreferrer noopener\" target=\"_blank\" href=\"https:\/\/www.ocean-energy-systems.org\/ocean-energy\/what-is-ocean-energy\/salinity-gradient\/\"><\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Efficiency Optimization Challenges<\/h2>\n\n\n\n<p>Current osmotic power plants face several technical hurdles:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Energy losses<\/strong>\u00a0from pumping and membrane friction<a href=\"http:\/\/iv.iiarjournals.org\/lookup\/doi\/10.21873\/invivo.14012\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><\/li>\n\n\n\n<li><strong>Internal concentration polarization<\/strong>\u00a0reducing power output<a href=\"https:\/\/www.hurriyetdailynews.com\/japans-first-osmotic-power-plant-begins-operations-212590\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><\/li>\n\n\n\n<li><strong>Membrane fouling<\/strong>\u00a0requiring frequent cleaning and replacement<a href=\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC10956427\/\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><\/li>\n\n\n\n<li><strong>High capital costs<\/strong>\u00a0with membranes representing 70% of total plant investment<a href=\"https:\/\/www.oceanenergy-europe.eu\/ocean-energy\/salinity-gradient\/\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><\/li>\n<\/ul>\n\n\n\n<p>Research indicates that&nbsp;<strong>advanced membrane development<\/strong>&nbsp;and&nbsp;<strong>pump technology improvements<\/strong>&nbsp;are crucial for achieving commercial viability.<a rel=\"noreferrer noopener\" target=\"_blank\" href=\"https:\/\/www.sciencedirect.com\/science\/article\/pii\/S2542435123005330\"><\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"environmental-impact-assessment\">Environmental Impact Assessment<\/h2>\n\n\n\n<h2 class=\"wp-block-heading\">Environmental Benefits<\/h2>\n\n\n\n<p>Osmotic power generation offers significant environmental advantages compared to conventional energy sources:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Minimal GHG emissions<\/strong>: Less than 10 g CO2-e\/kWh compared to fossil fuel alternatives<a href=\"https:\/\/www.renewableinstitute.org\/japans-first-osmotic-power-plant-what-it-means-for-clean-energy\/\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><\/li>\n\n\n\n<li><strong>No air pollution<\/strong>: Zero particulate matter or toxic gas emissions during operation<a href=\"https:\/\/www.renewableinstitute.org\/japans-first-osmotic-power-plant-what-it-means-for-clean-energy\/\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><\/li>\n\n\n\n<li><strong>Ecosystem compatibility<\/strong>: Brackish water discharge has minimal environmental impact<a href=\"https:\/\/www.ocean-energy-systems.org\/ocean-energy\/what-is-ocean-energy\/salinity-gradient\/\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><\/li>\n\n\n\n<li><strong>Land use efficiency<\/strong>: Requires significantly less land than solar or wind installations<a href=\"https:\/\/www.renewableinstitute.org\/japans-first-osmotic-power-plant-what-it-means-for-clean-energy\/\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Potential Environmental Concerns<\/h2>\n\n\n\n<p>Environmental impact studies identify several considerations for large-scale implementation:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Construction disruption<\/strong>: Initial habitat modification during facility development<\/li>\n\n\n\n<li><strong>Water intake effects<\/strong>: Potential impact on marine organisms near intake systems<\/li>\n\n\n\n<li><strong>Salinity alterations<\/strong>: Long-term effects of brackish water discharge require monitoring<\/li>\n\n\n\n<li><strong>Infrastructure requirements<\/strong>: Need for dams or barriers in natural estuaries<\/li>\n<\/ul>\n\n\n\n<p>Research emphasizes that environmental impacts remain&nbsp;<strong>significantly lower<\/strong>&nbsp;than conventional power generation methods.<a rel=\"noreferrer noopener\" target=\"_blank\" href=\"https:\/\/www.renewableinstitute.org\/japans-first-osmotic-power-plant-what-it-means-for-clean-energy\/\"><\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"economic-viability-and-market-prospects\">Economic Viability and Market Prospects<\/h2>\n\n\n\n<h2 class=\"wp-block-heading\">Cost Analysis and Competitiveness<\/h2>\n\n\n\n<p>Current economic assessments indicate&nbsp;<strong>promising commercial potential<\/strong>&nbsp;for osmotic power:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Levelized cost<\/strong>: $50-110 per MWh, competitive with wind ($90-115\/MWh) and solar ($160\/MWh)<a href=\"https:\/\/www.oceanenergy-europe.eu\/ocean-energy\/salinity-gradient\/\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><\/li>\n\n\n\n<li><strong>Energy savings<\/strong>: PRO-SWRO hybrid systems achieve up to 28% energy savings in desalination applications<a href=\"https:\/\/www.sciencedirect.com\/science\/article\/pii\/S2542435123005330\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><\/li>\n\n\n\n<li><strong>Payback period<\/strong>: 2-5 years depending on electricity costs and membrane pricing<a href=\"https:\/\/en.wikipedia.org\/wiki\/Osmotic_power\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Investment Requirements and Market Drivers<\/h2>\n\n\n\n<p>Economic viability depends heavily on&nbsp;<strong>electricity pricing<\/strong>&nbsp;and&nbsp;<strong>membrane costs<\/strong>. Higher electricity costs improve project economics, making osmotic power particularly attractive in remote areas with expensive conventional energy.<a rel=\"noreferrer noopener\" target=\"_blank\" href=\"https:\/\/www.sciencedirect.com\/science\/article\/pii\/S2542435123005330\"><\/a><\/p>\n\n\n\n<p>The technology shows especial promise for&nbsp;<strong>hybrid applications<\/strong>&nbsp;combining power generation with desalination, particularly relevant for water-scarce regions.<a rel=\"noreferrer noopener\" target=\"_blank\" href=\"https:\/\/en.wikipedia.org\/wiki\/Osmotic_power\"><\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"future-outlook-and-technological-development\">Future Outlook and Technological Development<\/h2>\n\n\n\n<h2 class=\"wp-block-heading\">Research and Development Priorities<\/h2>\n\n\n\n<p>Current research focuses on several critical areas:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Advanced membrane materials<\/strong>: Development of cost-effective, high-performance membranes<\/li>\n\n\n\n<li><strong>System integration<\/strong>: Optimizing plant design for maximum energy extraction<\/li>\n\n\n\n<li><strong>Hybrid applications<\/strong>: Combining osmotic power with desalination and wastewater treatment<\/li>\n\n\n\n<li><strong>Scaling technologies<\/strong>: Developing larger commercial installations<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Market Expansion Potential<\/h2>\n\n\n\n<p>Industry experts project&nbsp;<strong>significant growth<\/strong>&nbsp;in osmotic power deployment over the next decade. The technology&#8217;s&nbsp;<strong>24\/7 availability<\/strong>&nbsp;positions it as an ideal complement to intermittent renewable sources like solar and wind.<a rel=\"noreferrer noopener\" target=\"_blank\" href=\"https:\/\/www.jstage.jst.go.jp\/article\/hrl\/3\/0\/3_0_14\/_pdf\"><\/a><\/p>\n\n\n\n<p><strong>Akihiko Tanioka<\/strong>, professor emeritus at the Institute of Science Tokyo and osmotic power expert, expressed optimism about global expansion: &#8220;I hope it spreads not just in Japan, but across the world&#8221;.<a rel=\"noreferrer noopener\" target=\"_blank\" href=\"http:\/\/iv.iiarjournals.org\/lookup\/doi\/10.21873\/invivo.14012\"><\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"conclusion\">Conclusion<\/h2>\n\n\n\n<p>Japan&#8217;s inaugural osmotic power plant represents a&nbsp;<strong>pivotal moment<\/strong>&nbsp;in renewable energy development. While current capacity remains modest at 880,000 kWh annually, the technology demonstrates&nbsp;<strong>immense scaling potential<\/strong>&nbsp;with global capacity estimates reaching thousands of TWh annually.<\/p>\n\n\n\n<p>The Fukuoka facility&#8217;s success validates osmotic power as a&nbsp;<strong>commercially viable renewable energy source<\/strong>. As membrane technology advances and costs decrease, blue energy could become a cornerstone of global decarbonization efforts, offering&nbsp;<strong>consistent, weather-independent<\/strong>&nbsp;clean electricity generation.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">\u270d\ufe0f <strong>Possible Mains Questions<\/strong><\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><em>\u201cDiscuss the potential and challenges of blue energy in India\u2019s renewable energy mix. How can osmotic power complement solar and wind energy?\u201d<\/em><\/li>\n\n\n\n<li><em>\u201cExamine the role of advanced membrane technologies in achieving sustainable energy transitions.\u201d<\/em><\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"<p>Historic Milestone in Renewable Energy Technology Japan has achieved a groundbreaking milestone in sustainable energy by inaugurating its first commercial\u00a0osmotic power plant\u00a0in Fukuoka on August 5, 2025. This pioneering facility represents only the second globally operational osmotic power plant, following Denmark&#8217;s implementation in 2023. The plant generates approximately\u00a0880,000 kWh annually\u2014sufficient electricity to power around 220 <a href=\"https:\/\/blog.aquartia.in\/index.php\/2025\/08\/26\/osmotic-power-revolution-blue-energy-takes-first-steps\/\" class=\"read-more-link\">[Read More&#8230;]<\/a><\/p>\n","protected":false},"author":5,"featured_media":3256,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1,8929,9318,2610],"tags":[9322,9328,9323,1040,2565,2216,9326,1043,1052,9327,9319,9325,9321,1035,9330,2223,1036,9329,9324,9320],"class_list":["post-3252","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog","category-economy","category-energy","category-environment","tag-24x7powe","tag-blueenergy","tag-cleanelectricity","tag-cleantech","tag-energyrevolution","tag-energytransition","tag-fukuokaplant","tag-greenenergy","tag-innovation","tag-japaninnovation","tag-memranetechnology","tag-osmoticpower","tag-pro","tag-renewableenergy","tag-salinitypower","tag-sustainableenergy","tag-sustainablefuture","tag-weatherindependent","tag-zerocarbon","tag-r-carbonfree"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Osmotic Power Revolution: Blue Energy Takes First Steps - Aquartia Blog<\/title>\n<meta name=\"description\" content=\"Japan inaugurates world&#039;s second osmotic power plant in Fukuoka. 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