RETRACTION: H. Najam, “Optimization of renewable energy supply for a carbon neutral society: Role of environmental regulations, sustainable finance, and financial innovation through the lens of game theory,” Geological Journal 58, no. 9 (2023): 3466–3475, https://doi.org/10.1002/gj.4746.The above article, published online on 13 April 2023 in Wiley Online Library (wileyonlinelibrary.com), has been retracted by agreement between the journal's Editors in Chief, Ian D. Somerville and Yunpeng Dong; and John Wiley & Sons Ltd. The retraction has been agreed following concerns raised by a third party. Further investigation by the publisher has found manipulation of the peer review process. The retraction is warranted due to the compromised integrity of the article's peer review.