In this collection, Timothy Doyle and Melissa Risely bring together an international group of environmentalists, political scientists, and international relations scholars to address key issues vital to determining the human and environmental security of the Indian Ocean Region. Addressing topics that include agrifood production systems, the geopolitics of water resources along the Mekong River basin, oil production, transportation, waste disposal, and climate change, the contributors highlight the importance of regional collaboration and offer policy and management strategies for cooperative, multinational problem solving.