Global GDP could be halved without urgent action on climate change, report warns People are already impacted by food system shocks, water insecurity, heat stress and infectious diseases. If unchecked, mass mortality, mass displacement, severe economic contraction and conflict become more likely. https://facebook.com/sharer/sharer.php?u=https://www.euronews.com/green/2025/01/17/global-gdp-could-be-halved-without-urgent-action-on-climate-change-report-warns