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The roadmap argues that average annual solar investment must more than double between 2021 and 2030 to meet Paris climate goals and net zero targets. It identifies three primary barriers to scaling: a lack of enabling policies and regulations, inadequate bankable project pipelines, and risk-management challenges. To address these, the report recommends that governments partner with financial institutions to improve investment readiness and that international bodies—such as the International Solar Alliance and IRENA—coordinate on risk mitigation, regulatory best practices, and the standardization of solar finance tracking.