This book, which has twenty chapters, is a collection of essays in honour of Honourable Justice (Mrs) Kate Abiri, Chief Judge of Bayelsa State of Nigeria who has contributed immensely to the rule of law and advancement in the Niger Delta area in particular where the petroleum industry has wrought great devastation in various forms. The law and the regulatory framework governing oil and gas operations in Nigeria are subjected to critical examination, alongside legal challenges in the path of addressing attendant environmental degradation, compensation, human rights, communities and protection of the environment. This is the most comprehensive book on this subject to date.