クリーンテクノロジーの普及とグローバル開発：新興市場における手頃な脱炭素化の加速

Unofficial AI-generated summary based on the public title and abstract. Not an official translation.

🔬研究者:新興国におけるクリーン技術普及の決定要因を5Cフレームワークで整理する分析枠組みとして参照できる。

🏢実務担当者:新興国市場への再エネ・EV事業展開や調達戦略を検討する際、資本コストや系統・制度リスクの評価に活用できる。

🏛政策担当者:補助金偏重から金融リスク低減・系統整備・貿易開放へ政策の重心を移す根拠として参照できる。

Clean technologies have crossed a historic threshold: in most markets, the challenge is no longer inventing affordable low-carbon technologies but accelerating their adoption. This report argues that the pace of clean technology diffusion across emerging markets and developing economies (EMDEs) will play a decisive role in determining global development and decarbonization outcomes over the coming decades. While the costs of solar photovoltaics, batteries, wind power, electric mobility, and efficient appliances have fallen dramatically, deployment remains constrained by financing conditions, grid readiness, institutional capacity, and policy credibility rather than technology prices alone.Drawing on data from the International Energy Agency, International Renewable Energy Agency, Ember, BloombergNEF, the World Bank, and other sources, the report examines how clean technologies are spreading across emerging markets and why adoption rates differ so widely. It introduces the Five Cs Framework: Cost, Capital, Capability, Connectivity, and Credibility, as a practical diagnostic for assessing diffusion readiness and identifying the most significant barriers to deployment.The analysis finds that technology costs are no longer the principal constraint. Solar and wind are frequently the lowest-cost sources of new electricity, yet many emerging economies continue to underinvest in clean energy because the cost of capital remains elevated, utilities face financial stress, and transmission and storage infrastructure lag behind deployment needs. The report highlights how falling equipment prices, international trade, and private-sector demand have driven rapid adoption in countries such as Pakistan, India, Brazil, Vietnam, and across parts of Africa, while also demonstrating the risks associated with weak grid infrastructure and policy uncertainty.A central conclusion is that accelerating clean technology diffusion requires a shift in policy priorities away from subsidizing equipment and toward reducing financing risk, strengthening utilities, expanding transmission and storage networks, supporting consumer finance, and maintaining open trade in clean-energy technologies. Countries that successfully combine affordable capital, capable institutions, modernized grids, and credible regulatory frameworks are likely to compress adoption timelines dramatically and achieve both economic development and emissions reductions at lower cost.Ultimately, the report contends that the technologies needed for affordable decarbonization already exist. The key challenge for policymakers, development finance institutions, investors, and industry leaders is to make these technologies accessible, financeable, and scalable across the regions where future energy demand will grow most rapidly. Success will depend less on technological breakthroughs than on the ability to lower the cost of capital, strengthen connectivity, build local capabilities, and create the institutional conditions necessary for diffusion at scale.

• openalex https://doi.org/10.6084/m9.figshare.34756164first seen 2026-11-11 04:43:13 · last seen 2026-11-13 04:53:31