Sustainable Chocolate Can’t Fix Cocoa’s Climate Problem Alone

Cocoa production faces growing instability due to climate change, with extreme weather events disrupting yields in major growing regions. Droughts, unseasonal rains, and heatwaves have plagued Ivory Coast, Ghana, Nigeria, and Cameroon in recent years, leading to crop diseases like Cocoa Swollen Stem Virus and black pod from flooding in 2023, followed by drought-induced wilting and reduced harvests in early 2024. Similar challenges emerged in Indonesia, Peru, and Mexico, where wildfires and heatwaves damaged smallholder plantations. The crop’s sensitivity to climate is compounded by its narrow growing conditions—steady temperatures between 18-30°C, rich soil, and consistent rainfall—now frequently disrupted. A March 2025 study in *Agricultural and Forest Meteorology* projects West and Central African cocoa-growing lands could shrink by 50% by 2050, exacerbating supply chain volatility. Rising heat also threatens cocoa’s midge pollinators, further reducing yields. While chocolate brands like Barry Callebaut and Cargill are improving sustainability through GPS-tracked supply chains and transparency, these efforts address symptoms rather than the root cause: climate resilience. Julia Ocampo, vice president of Cacao Sourcing and Sustainability at Luker Chocolate, notes that climate change is already harming farmer productivity, making sustainable sourcing more urgent but insufficient without systemic adaptation. Latin American regions like Ecuador show varying resilience, with farming systems better equipped to adapt maintaining production, while others face greater exposure to losses. The mismatch between sustainability optics and climate-driven instability highlights the need for broader resilience strategies in cocoa production. Global cocoa prices remain high despite easing shortages in 2024, reflecting persistent market strain. Experts warn that without addressing climate vulnerabilities, sustainable chocolate alone cannot stabilize the industry.