The Department of Plant and Environmental sciences was established in 2009 'to promote learning and research in plant sciences and environmental management and to contribute to a better understanding of the impacts and mitigation strategies for coping with future climate change'. This purpose still underpins’ PES’values of delivering knowledge and high research output in the field of plant and environmental sciences. PES has developed a regional track record for knowledge generation in sustainable natural resources management. In responding to the many daunting challenges in the field of NRM, PES is employing an interdisciplinary programme that is influencing policy change through education and research. PES has a regional reputation in research, with particular expertise in tropical ecosystems,agroforestry,forest ecology and management,and biodiversity conservation.
The Department hosts Forestry, Agroforestry, Plant and Environmental Sciences and Sustainable Natural Resource Management and Climate Change degree programs at undergraduate level.