The Public Interest Law Foundation (PILF) is a non-profit, non-governmental organization which is committed to preserve, protect, and promote public interest through the rule of law with a focus on environment and social justice issues. PILF addresses important national concerns through research, policy reform, advocacy, litigation, and law enforcement. PILF works in a number of areas including environmental justice and environmental governance issues, access to information in relation to the environment, and poverty mapping in relation to air pollution and waste disposal.