Meredith Thring was an advocate of technology for developing countries.
He set up the charity 'Power Aid' to develop engineering equipment for in rural areas and, at the time of his death, he was seeking to secure the charity's future, specifically for a project to develop a village-size Leaf Fractionation Apparatus which could be built and used in Nigeria. It would produce Leaf Concentrate, a protein-rich diet supplement, from plants.
He worked out ways to harvest the weed water hyacinth from Lake Victoria and turn it into food, acting as a personal consultant to President Yoweri Museveni of Uganda on this subject.