The Board of the Sarnia and District Humane Society is pleading for city council to support its bid to purchase a plot of land in Centennial Park, which may soon become available.Sarnia City Council will be asked on Monday, June 22, to declare 2.14 acres of land, currently leased to the humane society, as surplus.The site was previously considered for the development of a new animal shelter in 2022, but the proposed project didn't proceed as pla…