Supervision is available in: Molecular ecology; environmental microbiology; bioactive compounds; bioremediation of contaminated land; lant biochemistry; molecular biology; plant transformation and tissue culture; population genetics; ecology; environmental plant physiology; effects of air pollution and climate change on plants; plant–animal interactions; pest management; molecular and biochemical responses of plants to insect attack; surface decontaminants of fresh commodities; population and community ecology; modelling ecological systems; animal ecophysiology; wildlife conservation; tropical marine biology.