New Water and Air Pollution Sensors Added to the Sonic Kayak Citizen Science System for Low Cost Environmental Mapping.Published in:Journal of Open Hardware, 2021, v. 5, n. 1, p. 1, doi. 10.5334/joh.35By:GRIFFITHS, AMBER G. F.;GARRETT, JOANNE K.;DUFFY, JAMES P.;MATTHEWS, KAFFE;VISI, FEDERICO G.;EATOCK, CLAIRE;ROBINSON, MIKE;GRIFFITHS, DAVID J.Publication type:Article