The United Nations Environment Programme (UNEP), the United Nations Framework Convention on Climate Change secretariat, and the Commonwealth Secretariat, in collaboration with several United Nations entities, have developed a law and climate change toolkit to promote climate-smart urbanization.
Global heating has been described as the "defining issue of our time". An effective response to climate change requires deliberate and sustained action from both state and non-state actors that is anchored in nationally determined contributions. Implementing these contributions requires supportive regulatory and institutional frameworks and a regular assessment of their adequacy and effectiveness.
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