Mystic — This year's Irish Parade drew between 25,000 and 30,000 spectators to the village Sunday, wearing green top hats, shamrock earrings and the almost ubiquitous green beaded necklaces.

The 17th annual Green Awards ceremony, hosted by Colm O’Reagan, celebrated the achievements of Irish businesses in sustainability and environmental stewardship. With 140 companies submitting 280 ...