Global Scans · Climate change · Weekly Summary

A global catastrophic risk is a hypothetical future event that has the potential to damage human well-being on a global scale. Some events could cripple or destroy modern civilization. Any event that could cause human extinction is known as an existential risk.

• [New] We find climate change could raise the cost of green-hydrogen production by up to 20% in some global locations, and about 16% of global locations could see LCOH increases or decreases exceeding 5%. PubMed Central (PMC)
• [New] In places like Pakistan, where climate vulnerability is among the highest 20% in the world and floods exacerbate tensions over land and resources, intersections among climate change, population displacement and violence can lead to particularly salient health consequences. PubMed Central (PMC)
• [New] 113 million people across Africa could be displaced within their own countries by 2050 due to climate change. Robert Bosch Stiftung
• [New] Forests and other nature-based solutions to climate change have the potential to sequester one-third of global emissions annually. ACR
• [New] At the Bonn Climate Change Conference, the COP 31 Presidency of Turkey set an ambitious direction: achieving 35% global electrification and reducing building energy intensity by at least 25% by 2035. UNEP - UN Environment Programme
• [New] Least Developed Countries and Small Island Developing States like Malawi, Haiti, and Kiribati highlight challenges related to infrastructure costs, geographic isolation, and vulnerability to climate change impacts on ICT assets. Model Diplomat
• [New] Climate change is no longer a distant threat for World Heritage sites - its impacts are already visible across some of the world's most iconic places. UNESCO World Heritage Centre
• [New] Chamois aggression will go up 50% by 2080 due to climate change. Live Science
• [New] As global supply chains face disruptions from geopolitical shifts, climate change, and economic volatility, organizations are prioritizing Supply Chain Risk mitigation and long-term resilience. Eventbrite
• [New] Under climate change, many regions in the EU - especially southern European Member States - and globally are expected to face severe water scarcity. EU Blue Economy Observatory
• [New] Climate change is a major threat to the small-scale fishing communities, particularly in South Asia, a region characterized by widespread coastlines, extreme population density, and high dependence on marine resources for food, income, and employment. Ocean Acidification

Last updated: 21 June 2026