Book excerpt: This book covers the understanding on relationship between climate change, urban development, and environment sustainability with emphasis on relevant issues and challenges of urban environment sustainability. It deals with the concept of climate resilient urban development, effective implementation of climate change adaptation and mitigation actions to promote urbanization from a social, economic, and environmental perspective. Climate change is a critical issue and having serious concern. Understanding the mechanism of climate change and climate variability is an important aspect and requires monitoring in their regional perspectives.Smart and resilient urbanization are essential in tackling the growing threat of climate instability. Different analytical and practical approaches to foster resilience and environmental sustainability in urban areas covering the recent trends, developments and tools related to urban environment, sustainability, and climate change. There is a big demand of understanding on the relationship between climate change, urban environment sustainability due to fast urbanization and an urgent need for constructive and effective mechanism to protect the life and property of human being from expected or anticipated hazards and disasters. This book is of interest and useful to academicians, researchers, scientists, environmentalists, land resource managers, climate change scientists, forest administrators. Also, the book serves as a reference to researchers and students of agriculture, forestry, ecology, soil science, and environmental sciences. Policy makers will also find this to be a useful read.