Besides being a strong advocate for solar cooking, Jackie Harsha is a former member of the Maricopa Association of Governments Water Quality Advisory Board. She initiated the water conservation programs in new home subdivisions in the Phoenix metro area by working with the Arizona Municipal Water Users Association and Central Home Builders' Association of Arizona to promote low water use landscape techniques in new home subdivisions in Arizona. She is a former member of the Board of Directors of the Laguna Beach Chamber Music Society.