This book considers the needed adaptation measures including changes needed for mitigation to improve agriculture sector in India. It considers the likely changes that climate change will bring in temperature, precipitation and extreme rainfall, drought, flooding, storms, sea-level rise and environmental health risks and the overall impact on agriculture. The agricultural sector is the major source of employment. Climate change has adverse impacts on agriculture, hydropower, forest management and biodiversity. Anticipated impacts on agriculture and Food Security from climate change and its various aspects have been studied. This book, based on the state of art knowledge, represents a major step in understanding the science of various aspects of climate change and their likely impacts on agriculture, livestock, and forestry with clear adaptation strategies required to reduce their vulnerability. The compendium will be greatly useful to policy-makers, researchers and teachers of agricultural economics, environmental studies and economics and development studies as also to research organizations dealing with climate modeling and resource management.