Migration has always taken place in South Asia, for long before climate change became an issue. Several push factors and pull factors drive migration in the region. However, it remained invisible for various region. The countries in South Asia has been slow to recognise and respond to climate migration.
Three international organisations CANSA, Action Aid and Bread for the World bring this study which looks at climate change and its impacts on migration in South Asia, and particularly in Bangladesh, India, Nepal and Sri Lanka.