The current study examines the change in environment performance through green human resource management in a developing country’s higher education institutes. The data were collected by survey using a reliable and valid instrument adopted from the literature. The unit of analysis in the current study is an individual consisting of employees working in higher educational institutions of Pakistan. Three hundred questionnaires were distributed while 220 questionnaires were found completely filled for statistical analysis. The current study utilizes the multiple regression techniques through structural equation modelling using second-generation software SmartPLSv3.0. The results indicate the positive influence of green human resource policies on environmental performance and provide significant insights on the partial mediating effect of employee eco-friendly behavior between green human resource management and environmental performance. The present study provides numerous theoretical and practical implications through the extension of Ability-Motivation-Opportunity theory by constituting the employee behaviors for the implementation of environmental strategies in the organization context. The findings of the present study suggest guidelines for human resource managers and management of educational institutes to implement green human resource policies that are likely to improve institutes environmental performance.