Part I: Introduction.- Chapter 1: Introduction.- Part II: Challenges of climate security.- Chapter 2: Isn't it an environmental catastrophe: Analyzing the Russian war on Ukraine in the context of environmental security.- Chapter 3: Climate crises and the future of conflicts in Africa: A case study of the Horn of Africa.- Chapter 4: Security risks of climate migration in West Africa: The role of the African Union.- Chapter 5: The environment and military training: An analysis of Brazilian Army Officers' education.- Chapter 6: Climate security: Implications on low-lying atoll states in the Pacific.- Part III: Climate regime, governance, and strategies.- Chapter 7: Governing the Southern Ocean post-COVID-19: The cases of Galapagos, Ushuaia, and CCAMLR.- Chapter 8: The involvement of Spanish local governments in transnational climate and energy networks.- Chapter 9: "Zero Net Artificialization" indicator in focus: How environmental bureaucracy shapes policies and institutions in Toulouse, France.- Chapter 10: Learning from COVID-counter-measures-states alliances: Rehabilitation of the Trusteeship Council for the 30/30 goals.- Chapter 11: Addressing plastic pollution and the process of building an effective international regime: From global to local experiences in Brazil and Egypt.- Part IV: Global climate crisis and power.- Chapter 12: Climate change denialism, money and power: Capture by fossil fuel corporations and petrostates.- Chapter 13: Rural populism in the face of ecological transition: The case of "emptied Spain".- Chapter 14: Rural populism in the face of ecological transition: The case of "emptied Spain".- Chapter 15: Climate victimhood regional nationalism and inter-regional cooperation in the Pacific Islands Countries.- Chapter 16: Crisis? What crisis? On the political reality of global climate change.- Part V: Sustainability, indigeneity, resilience, and development in the age of climate change.- Chapter 17: Formal mining activities and its impact in local development.- Chapter 18: Towards the democratization of the Chilean forestry system: Surveying contemporary democratic deficits.- Chapter 19: Rethinking climate mobilities: The "nuanced approach" to planned relocation.- Chapter 20: Biodiversity conservation as a way to combat climate change: A discussion on the regimes and regulations that influence international policies.- Chapter 21: "We are always resilient": Decolonising climate resilience, a Pacific worldview.- Part VI: Conclusion.- Chapter 22: Concluding remarks: Connecting some strands together.