Mansfield which competes as Nova Centurion. The Sherwood Swimming Baths adjacent to the former Sherwood Colliery was refurbished and opened in January 2010 as the "Rebecca Adlington Swimming Centre". The 25-metre pool was widened at the expense of losing the tiered public seating and has a new, small, endless stroke-improvement training pool with variable-resistance water flow. The complex uses a ground-source heat pump backed by a biomass boiler burning wood pellets prepared from waste by a local wood yard, to reduce its carbon footprint. At the Beijing 2008 Olympic Games, a Mansfield contestant, Rebecca Adlington, won two gold medals, for 400
Rebecca Adlington European Swimming Championships in Budapest but again failed to win a medal in her favoured 800-metre freestyle as she faded to seventh. She won bronze as part of the 4×200-metre freestyle relay team. At the Commonwealth Games in New Delhi, she won a "bonus" bronze medal in the 200-metre freestyle, and was part of the English record setting 4×200-metre freestyle relay team that also won bronze. In the 800-metre freestyle, Adlington led from start to finish to win her first Commonwealth Games gold medal. In the 400-metre freestyle, Adlington won comfortably to earn a second gold medal and repeat her