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Renewable Energy Policy Implementation in Tanzania: Progress, Barriers, and Pathways

タンザニアにおける再生可能エネルギー政策の実施:進捗、障壁、そして道筋 (AI 翻訳)

Frank Lujaji

East African Journal of Engineering📚 査読済 / ジャーナル2026-04-16#再生可能エネルギー
DOI: 10.37284/eaje.9.1.4829
原典: https://doi.org/10.37284/eaje.9.1.4829
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🤖 gxceed AI 要約

日本語

タンザニアは豊富な再生可能エネルギー資源を持つが、政策的野心に対して実装は遅れている。本論文は2013~2022年のデータを用いて政策枠組みと実施ギャップを分析し、制度的・財政的障壁を特定する。ケニア、ルワンダ、ウガンダ、エチオピアとの比較から、競争的調達やグリーンボンドなどの解決策を提案する。

English

Tanzania has substantial renewable energy resources but implementation lags behind policy ambition. This paper analyzes the policy framework and implementation progress from 2013 to 2022, identifying institutional and financial barriers. It compares with Kenya, Rwanda, Uganda, and Ethiopia, and proposes pathways including competitive procurement and green bonds.

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

📝 gxceed 編集解説 — Why this matters

日本のGX文脈において

タンザニアの事例は、日本の再生可能エネルギー政策に直接的な関連性は低いが、途上国における政策と実装のギャップ、制度的障壁の克服という観点で示唆を与える。日本のODAや国際協力の文脈でも参考になる。

In the global GX context

This paper provides a detailed case study of renewable energy policy implementation in a developing African country, highlighting institutional and financial barriers that are common in many emerging economies. It offers comparative insights for global renewable energy transition scholarship and policy design.

👥 読者別の含意

🔬研究者:Provides a comprehensive policy analysis and comparative case study for researchers studying renewable energy deployment in developing countries.

🏢実務担当者:Offers practical insights on financing mechanisms and institutional reforms for project developers and utilities.

🏛政策担当者:Identifies key barriers and proposes actionable policy pathways for regulators and government agencies in similar contexts.

📄 Abstract(原文)

Tanzania possesses substantial renewable energy resources: solar irradiance of 5 to 7 kWh/m²/day, exploitable wind corridors in Singida and the southern highlands, geothermal prospects along the East African Rift, and extensive small hydropower and biomass potential. The government has articulated targets through the National Energy Policy (2015), the Electricity Supply Industry Reform Strategy and Roadmap (2014), the SE4All Action Agenda, and its Nationally Determined Contribution under the Paris Agreement. Implementation has not matched ambition. Over nine years (2013 to 2022), total installed renewable energy capacity grew by 5.6%, from 641 to 677 MW, while grid-connected solar photovoltaic capacity remained below 10 MW. We review Tanzania’s renewable energy policy framework, assess implementation progress against stated targets, identify institutional, financial, technical, and social barriers to deployment, and draw comparative lessons from Kenya, Rwanda, Uganda, and Ethiopia. The principal constraints are institutional (regulatory overlap, single-buyer market structure, competing mega-project priorities) and financial (currency risk, limited local project finance capacity, perceived sovereign risk), rather than resource or technical limitations. We propose pathways including competitive procurement for grid-scale renewables, a dedicated renewable energy financing facility, green bond issuance, results-based financing for early projects, national bankable-grade resource mapping, and institutional reform to separate system operation from the incumbent utility. We applied explicit inclusion and exclusion criteria, prioritised official national and multilateral datasets for high-impact indicators, and reconciled conflicting values through a source hierarchy anchored in regulator and utility publications. Because the analysis is observational and policy-comparative rather than experimental, findings indicate strong associations and implementation patterns, not deterministic causal effects.

🔗 Provenance — このレコードを発見したソース

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