A descriptive account based on phenology and climate change has been highlighted in this up-to-date book. Phenology is referred to as the study of animal as well as plant life cycle. It is one of the most direct and obvious phenomena on our planet. The timing of phenological events offers important information for the purpose of natural resource management, carbon sequence analysis, climate change investigation, and crop and forest growth monitoring. This book elucidates current developments in the comprehension of seasonal variation in plants and animals and its interaction with climate variables. Renowned scientists in this field from across the world have contributed in this book. The information provided in this book covers topics like plant seasonality, remote sensing phenology, animal life cycle, and phenology in fruit plants. It provides the readers with an extensive analysis of phenology observations and climate effects. This book aims to stimulate further advancements in the field of phenology; monitoring, modeling as well as predicting.