Professor Malin Falkenmark, a renowned hydrologist, passed away in 2023 at the age of 98. She was a pioneer in the field of water science and advocated for global water stewardship and eradicating water poverty. Falkenmark challenged traditional views of the water cycle, emphasizing the importance of "green water" stored in soils and promoting a fair balance of water for humans and nature. Her work, including the development of the Falkenmark Index and the concept of green and blue water, has had a significant impact on water resource research and management. This text discusses Falkenmark's contributions and legacy, highlighting her role in advancing the understanding of water scarcity, climate change, and the importance of water management for sustainable development. Her initiatives and emphasis on building social-ecological resilience continue to inspire water professionals worldwide in finding solutions to the global water crisis. [Extracted from the article]