05 March 2023 12:00 / Frontier Land with Dr Dean AllenJoanna Wallace works for the Sustainable Seas Trust, a Non-Profit Organisation founded in the Eastern Cape with the aim of growing awareness about ocean conservation and plastic pollution. An environmentalist, educator, and researcher, this dynamic daughter of Pietermaritzburg has travelled the world but now considers Nelson Mandela Bay home. We find out about her mission in life in this episode of Frontier Land
