This book explores the right of access to environmental information, considering both the environmental aspirations which underlie the right and how far these are evidenced in the right's use in practice. The right has a history separate from wider moves towards freedom of information. From its origins in the Rio Declaration to its current embodiment in the Aarhus Convention, a key aim of the right is to promote environmental governance and protect the environment through the provision of environmental information, both proactively and upon request. However, there is little empirical...