{"query_echo":{"q":"","filters":{"analysis_type":["comparative cost assessment"]},"warnings":[{"code":"facet_value_not_in_vocabulary","message":"Value 'comparative cost assessment' for facet 'analysis_type' is not in the controlled vocabulary."}]},"total":{"value":3,"relation":"eq"},"page":1,"page_size":20,"self":"https://climateinsightsdirectory.org/api/v1/search?analysis_type=comparative+cost+assessment","stability":"beta","ai_marking":{"digital_source_type":{"uri":"http://cv.iptc.org/newscodes/digitalsourcetype/trainedAlgorithmicMedia","name":"Created using Generative AI"},"notice":"Summary and key insights are generated using artificial intelligence."},"results":[{"id":"ember-000026","url":"https://climateinsightsdirectory.org/document/ember-000026","title":"Generating electricity from solar is 21% cheaper than from domestic coal","publisher":{"name":"Ember","organization":"ember"},"document_type":"report","language":"en","date_published":"2025-10-21","source_url":"https://ember-energy.org/chapter/generating-electricity-from-solar-is-21-cheaper-than-from-domestic-coal/","generator":"Climate Insights Directory","generated_fields":["summary","key_insights","climate_tags","analysis_type"],"summary":{"text":"As of 2025, solar energy is the cheapest source of electricity generation in Türkiye, with a Levelised Cost of Electricity (LCOE) of $43 USD/MWh. This is 21% cheaper than the average cost of generating electricity from existing domestic coal plants ($55 USD/MWh) and 52% cheaper than a new domestic coal plant, which is estimated at $90 USD/MWh. Over the last decade, solar installation costs in Türkiye fell by 77%, contributing to a 69% reduction in LCOE. In contrast, the average cost for domestic coal generation varies significantly based on plant efficiency and coal calorific value, ranging from $32 USD/MWh to $86 USD/MWh. Furthermore, purchase prices for wind and solar projects under recent YEKA tenders are less than half of the $75 USD/MWh provided to domestic coal power plants until 2030.","ai_generated":true,"unit":"ember-000026#summary","date_modified":"2026-10-23"},"key_insights":[{"text":"Solar energy is the most cost-effective electricity source in Türkiye as of 2025, with its Levelised Cost of Electricity (LCOE) for new plants reaching $43 USD/MWh, representing a 69% decrease over the last ten years.","ai_generated":true,"unit":"ember-000026#insight-1","date_modified":"2026-10-23"},{"text":"Generating electricity from solar is 21% cheaper than from existing domestic coal plants, which have an average generation cost of $55 USD/MWh (including transport).","ai_generated":true,"unit":"ember-000026#insight-2","date_modified":"2026-10-23"},{"text":"New domestic coal plants are significantly more expensive than solar; a replacement 1.5 GW coal plant would have an LCOE of approximately $90 USD/MWh, more than double the cost of a new solar plant.","ai_generated":true,"unit":"ember-000026#insight-3","date_modified":"2026-10-23"},{"text":"Domestic coal generation costs in Türkiye vary widely based on efficiency and calorific value, with the cheapest plant costing $32 USD/MWh and the most expensive costing $86 USD/MWh.","ai_generated":true,"unit":"ember-000026#insight-4","date_modified":"2026-10-23"},{"text":"Purchase prices for wind and solar projects awarded in early 2025 YEKA tenders are less than half of the $75 USD/MWh incentive provided to domestic coal power plants until 2030.","ai_generated":true,"unit":"ember-000026#insight-5","date_modified":"2026-10-23"}],"climate_tags":["solar energy","coal power","wind power","energy policy"],"geography_discussed":[],"frame_perspective":[],"analysis_type":["economic analysis","comparative cost assessment"]},{"id":"ember-000469","url":"https://climateinsightsdirectory.org/document/ember-000469","title":"Güneşle elektrik üretmek, yerli kömüre göre %21 daha ucuz","publisher":{"name":"Ember","organization":"ember"},"document_type":"report","language":"tr","date_published":"2025-10-21","source_url":"https://ember-energy.org/tr/chapter/gunesle-elektrik-uretmek-yerli-komure-gore-%21-daha-ucuz/","generator":"Climate Insights Directory","generated_fields":["summary","key_insights","climate_tags","analysis_type"],"summary":{"text":"Solar energy has become the cheapest electricity generation method in Turkey, with the Levelized Cost of Electricity (LCOE) for new solar plants falling to 43 USD/MWh. This is 21% lower than the average cost of existing domestic coal plants (55 USD/MWh) and significantly cheaper than the projected 90 USD/MWh for new domestic coal plants. While the Turkish National Energy Plan targets 1.7 GW of new domestic coal by 2030, the document highlights that solar installation costs have dropped by 77% over the last decade, making new solar plants 52% cheaper than new domestic coal plants.","ai_generated":true,"unit":"ember-000469#summary","date_modified":"2026-10-23"},"key_insights":[{"text":"Solar energy is currently the most affordable electricity generation method in Turkey, with new solar plant LCOE dropping 69% over the last ten years to 43 USD/MWh. This cost is 21% lower than the average cost of existing domestic coal plants and 15% lower than existing imported coal plants.","ai_generated":true,"unit":"ember-000469#insight-1","date_modified":"2026-10-23"},{"text":"The average cost of electricity production from domestic coal in Turkey is 55 USD/MWh, including a transport cost estimated at 5% of the sale price. Costs vary significantly by plant efficiency and coal heating value, ranging from a low of 32 USD/MWh for high-efficiency plants (42% efficiency, 2,500 kcal/kg) to 86 USD/MWh for the most expensive plants (28% efficiency, 1,100 kcal/kg).","ai_generated":true,"unit":"ember-000469#insight-2","date_modified":"2026-10-23"},{"text":"New solar installations are substantially cheaper than new domestic coal capacity. A new solar plant's LCOE (43 USD/MWh) is less than half the estimated LCOE of a new 1.5 GW domestic coal plant (approximately 90 USD/MWh). New solar plants are projected to be 52% cheaper than new domestic coal plants.","ai_generated":true,"unit":"ember-000469#insight-3","date_modified":"2026-10-23"},{"text":"Under the YEKA model, recent auctions for wind and solar capacity (conducted in early 2025) resulted in purchase prices significantly lower than the 75 USD/MWh price provided to domestic coal plants until 2030. Winning firms committed a total of 220 million dollars in contribution payments to the state.","ai_generated":true,"unit":"ember-000469#insight-4","date_modified":"2026-10-23"}],"climate_tags":["solar energy","coal power","wind energy","energy policy"],"geography_discussed":[],"frame_perspective":[],"analysis_type":["economic analysis","comparative cost assessment"]},{"id":"eninnova-000067","url":"https://climateinsightsdirectory.org/document/eninnova-000067","title":"THE COAL COST CROSSOVER: ECONOMIC VIABILITY OF EXISTING COAL COMPARED TO NEW LOCAL WIND AND SOLAR RESOURCES","publisher":{"name":"Energy Innovation","organization":"energy-innovation"},"document_type":"report","language":"en","date_published":"2019-03","source_url":"https://energyinnovation.org/wp-content/uploads/Coal-Cost-Crossover_Energy-Innovation_VCE_FINAL2.pdf","generator":"Climate Insights Directory","generated_fields":["summary","key_insights","climate_tags","geography_discussed","analysis_type"],"summary":{"text":"The report finds that a significant portion of the U.S. coal fleet is now more expensive to operate than replacing it with new local wind and solar power. In 2018, 74% of the fleet was 'at risk' of being undercut by renewables, a figure projected to rise to 86% by 2025. The analysis emphasizes that these findings are conservative because they only consider resources within 35 miles of existing plants and do not account for broader transmission expansion or combined energy portfolios.","ai_generated":true,"unit":"eninnova-000067#summary","date_modified":"2026-10-23"},"key_insights":[{"text":"In 2018, approximately 74 percent of the U.S. coal fleet, totaling 211 gigawatts (GW), was 'at risk', meaning local wind or solar could provide the same amount of electricity more cheaply. This figure is projected to increase to 86 percent of the fleet, or 246 GW, by 2025.","ai_generated":true,"unit":"eninnova-000067#insight-1","date_modified":"2026-10-23"},{"text":"A subset of the fleet is 'substantially at risk', where local renewables can undercut coal's ongoing costs by at least 25 percent. In 2018, this applied to 94 GW of capacity, increasing to 140 GW—nearly half the U.S. fleet—by 2025, even with the phase-out of federal tax credits.","ai_generated":true,"unit":"eninnova-000067#insight-2","date_modified":"2026-10-23"},{"text":"The analysis identifies strong regional trends: almost all coal plants in the PJM footprint are projected to be at risk by 2025, and nearly all coal plants in the Southeast are substantially at risk of replacement by local solar by 2025.","ai_generated":true,"unit":"eninnova-000067#insight-3","date_modified":"2026-10-23"},{"text":"The cost of operating existing coal plants (MCOE) generally ranges from $33 to $111 per megawatt-hour (MWh). In comparison, 2018 costs for solar were between $28 and $52 per MWh, while wind costs ranged from $13 to $88 per MWh.","ai_generated":true,"unit":"eninnova-000067#insight-4","date_modified":"2026-10-23"},{"text":"The report notes that the potential stranded asset value of at-risk coal plants is estimated to be in the tens of billions of dollars.","ai_generated":true,"unit":"eninnova-000067#insight-5","date_modified":"2026-10-23"}],"climate_tags":["coal-fired power station","wind power","photovoltaics","Levelized cost of energy","energy transition","stranded asset","electric power transmission","battery energy storage system","demand response","virtual power plant"],"geography_discussed":["Colorado","Texas","Indiana","Minnesota"],"frame_perspective":[],"analysis_type":["economic analysis","comparative cost assessment","resource mapping"]}]}