"Momentum for Change: Climate Neutral Now" is an initiative launched by

1. The question asks to identify the organization that launched the initiative "Momentum for Change: Climate Neutral Now". 2. This initiative aims to showcase climate action and encourage voluntary efforts towards achieving climate neutrality. 3. The "Momentum for Change" initiative, including its "Climate Neutral Now" pillar, is spearheaded by the UNFCCC Secretariat (United Nations Framework Convention on Climate Change). 4. The UNFCCC Secretariat supports the global architecture established to address climate change and highlights successful climate solutions through initiatives like Momentum for Change. 5. Option (A) The Intergovernmental Panel on Climate Change (IPCC) assesses climate science. 6. Option (B) The UNEP Secretariat (United Nations Environment Programme) coordinates UN environmental activities. 7. Option (D) The World Meteorological Organization (WMO) focuses on weather, climate, and water resources. 8. Therefore, the correct answer is (C) The UNFCCC Secretariat.