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This briefing by RMI discusses the role of non-state actors in narrowing the 'ambition gap' between current global emissions trajectories and the 1.5°C goal. It argues that while national pledges are currently insufficient, 'ambition loops'—cycles of leadership and followership among businesses, investors, and cities—can accelerate the adoption of climate solutions through collective action and positive feedback mechanisms.

This guide by RMI addresses the challenges of urban freight transport in India, highlighting the environmental and economic costs of current systems and the need for performance improvements to accommodate rapid urbanization.

This working paper examines zero-emission delivery zones (ZEDZs)—areas restricting unrestricted access to zero-emission delivery vehicles—as a tool to mitigate the environmental and health impacts of urban freight in U.S. and Netherlands cities.