World Environment Day, celebrated annually on 5 June, is the United Nations’ flagship platform for raising environmental awareness and promoting action.
The 2026 theme, “Climate Action,” highlights the urgent need for governments, businesses, communities, and individuals to respond to the growing threat of climate change and build a sustainable future. The theme aligns closely with Sustainable Development Goal (SDG) 13: Climate Action, which calls for urgent measures to combat climate change and its impacts through mitigation, adaptation, education, and resilience-building.
Climate change refers to long-term changes in global temperatures and weather patterns, largely driven by human activities that increase atmospheric greenhouse gas concentrations.
According to the Intergovernmental Panel on Climate Change (IPCC), global temperatures have already risen by approximately 1.1°C above pre-industrial levels. The main causes include the burning of fossil fuels, deforestation, industrial activities, and unsustainable land-use practices.
Globally, the energy sector contributes nearly 73% of greenhouse gas emissions, while agriculture, forestry, and land-use changes account for about 18%. In Ghana, climate change is driven by deforestation, bush burning, illegal mining (galamsey), rapid urbanisation, and emissions from the transport and energy sectors. The country loses an estimated 135,000 hectares of forest annually, reducing its ability to absorb carbon dioxide and regulate local climatic conditions.
The impacts of climate change are becoming increasingly evident worldwide through rising temperatures, floods, droughts, heatwaves, and sea-level rise. The United Nations reports that the period from 2015 to 2025 represented the warmest years on record globally. In Ghana, climate change has resulted in erratic rainfall patterns, prolonged droughts in the northern regions, declining agricultural productivity, coastal erosion, and frequent flooding in urban centres such as Accra. Studies show that sea levels along Ghana’s coastline are rising by approximately 2–3 millimetres per year, threatening coastal settlements, livelihoods, and infrastructure
Addressing these challenges requires both mitigation and adaptation measures. Ghana’s mitigation efforts include afforestation and reforestation programmes, renewable energy expansion, clean cooking initiatives, and sustainable land management practices. Adaptation measures focus on climate-smart agriculture, drought-resistant crop varieties, improved water resource management, flood control systems, and coastal protection initiatives. These actions support the implementation of SDG 13 and contribute to sustainable development. Ghana has again developed several policy frameworks to guide climate action, including the National Climate Change Policy, the Nationally Determined Contributions (NDCs), the National Adaptation Plan, and the Renewable Energy Master Plan.
As Ghana commemorates World Environment Day 2026, every citizen has a role to play by planting trees, conserving water, reducing waste, preventing bush burning, and adopting environmentally responsible practices. Through collective climate action, Ghana can strengthen resilience, protect ecosystems, safeguard livelihoods, and secure a sustainable future for generations to come.
Solomon Amfoh
Senior Environmental Officer
Institute of Green Growth Solutions
Accra
