Systems Approach To Climate Change Crisis, Global Perspective, and Uganda’s Outlook - A Review

Climate change is a complex, systemic phenomenon with far-reaching social, economic, and environmental impacts. This review adopts a systems thinking approach to explore the interconnectedness of climate systems and their cascading effects on global and regional scale climate, with a particular focus on Uganda. Systems thinking, which emphasizes interconnectedness, feedback loops, emergence, and non-linearity, provides a holistic framework for understanding and addressing climate change. A systematic literature review was conducted using structured Boolean search strategies across databases such as Google Scholar, Scopus, SpringerLink, and Nature Climate, supplemented with grey literature from organizations including the Intergovernmental Panel on Climate Change and United Nations Environment Programme. Only English-language sources explicitly addressing systems thinking in climate change mitigation or adaptation were included based on predefined relevance criteria. The review highlights the application of systems thinking to climate change mitigation and adaptation. In the context of climate change mitigation, systems thinking is applied to integrated energy systems, circular economy principles, and sustainable land-use management. Case studies from Denmark and the Netherlands illustrate the effectiveness of these approaches, such as Denmark's transition to renewable energy and the Netherlands' circular economy initiatives. These examples demonstrate how holistic strategies can reduce greenhouse gas emissions, enhance resource efficiency, and promote economic resilience. For climate change adaptation, systems thinking emphasizes resilient infrastructure, ecosystem-based adaptation, and social equity. Examples include mangrove restoration in Southeast Asia and heat action plans in Ahmedabad, India, which highlight the importance of integrating natural ecosystems and inclusive policies to build climate resilience. In Uganda, efforts to integrate renewable energy, circular economy practices, and sustainable land-use management exemplify the application of systems thinking in a developing country context. Initiatives like hydropower projects, waste-to-energy programs, and climate-smart agriculture demonstrate progress, but financial constraints, capacity gaps, and policy implementation challenges remain. The review also noted that notwithstanding the potential of a systems thinking framework to address the multifaceted challenges of climate change, its application is constrained by complexity, data requirements, institutional barriers, and equity concerns experienced most in most developing countries, Uganda included. To address these challenges, interdisciplinary collaboration, robust data infrastructure, and inclusive governance are required. The current review contributes by bridging global systems thinking frameworks with localized climate action challenges in Uganda, offering context-sensitive pathways for operationalizing holistic climate solutions.