Sonia, an environmental engineer and climate resilience and sustainability specialist, has 23 years of international development experience in environmental sustainability, resilience, and integrated institutional solutions for management of multisector infrastructure operations at ADB, the World Bank (South Asia and Africa), and in the private sector. At ADB, she led the GrEEEn Cities Initiative for secondary cities in Southeast Asia for balanced urban transformation and developed innovative knowledge solutions for climate resilience in the Greater Mekong Subregion.