The correct answer is World Meteorological Organization (WMO) and United Nations Environment Programme (UNEP). Explanation & Key Takeaways: • The Intergovernmental Panel on Climate Change (IPCC) was established in 1988 by the World Meteorological Organization (WMO) and the United Nations Environment Programme (UNEP). • The IPCC is tasked with providing comprehensive scientific assessments on climate change, its impacts, and potential adaptation and mitigation strategies. • The decision to establish the IPCC was made to create an international body that consolidates global scientific knowledge on climate change and provides policy-relevant information to governments. • Both the WMO and UNEP are key global organizations focused on addressing environmental and climatic issues. Their collaboration led to the creation of the IPCC to tackle the growing concerns of global warming. • The first assessment report by the IPCC was published in 1990, which played a significant role in the establishment of the United Nations Framework Convention on Climate Change (UNFCCC) in 1992. Related Concepts: • World Meteorological Organization (WMO): • The WMO is a specialized agency of the United Nations responsible for monitoring and understanding the Earth's atmosphere and its interaction with oceans, the climate, and the environment. • It was established in 1950 and is headquartered in Geneva, Switzerland. • The WMO plays a crucial role in promoting international cooperation in weather, climate, water, and related environmental issues. • It provides valuable data and forecasts to help mitigate the impacts of natural disasters and climate change. • United Nations Environment Programme (UNEP): • UNEP is a global authority on environmental sustainability, established in 1972 and headquartered in Nairobi, Kenya. • It focuses on promoting sustainable development and addressing global environmental challenges like climate change, biodiversity loss, and pollution. • UNEP works closely with governments, NGOs, and other organizations to develop environmental policies and initiatives. • Key projects include supporting the implementation of the Paris Agreement and assisting countries in transitioning to green economies. • Other Options Explained: • International Energy Agency (IEA) and World Trade Organization (WTO): These organizations focus on energy policies and international trade, respectively, but are not involved in climate change assessments or the creation of the IPCC. • UN Development Programme (UNDP) and UN Framework Convention on Climate Change (UNFCCC): While these entities are involved in climate-related activities, they were not responsible for establishing the IPCC. • World Bank and International Monetary Fund (IMF): Both organizations focus on global economic development and financial stability, and neither is directly involved in environmental or climate change assessments. • Important Milestones: • The IPCC received the Nobel Peace Prize in 2007, shared with former US Vice President Al Gore, for raising awareness about climate change. • The IPCC's reports, such as the Sixth Assessment Report (released in parts starting in 2021), provide updated scientific knowledge on climate change and its effects. • These reports are used globally to formulate policies and strategies to combat climate change.