International Environmental Law and International Human Rights Law in Investment Treaty Arbitration is a timely and extensively researched volume identifying and offering new insights into the growing use of and reliance upon international environmental and human rights law in the arbitration of investor-State disputes. It presents an exhaustive and practical approach to the most effective way to connect international investment law to the protection of human rights and the environment. As widely documented, policies aimed at the expansion of transnational capital are sometimes implemented at the expense of growing social inequality and popular frustration in host countries.