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 would not compete in Rio. Adlington set a new British, Commonwealth, European and Olympic record of 8:18.06 in the preliminary heats of the women's 800-metre freestyle on 14 August 2008. She went on to win the Olympic 800-metre freestyle final on 16 August 2008 in a world record time of 8:14.10, her second gold of the tournament, a full six seconds ahead of the silver medalist, and two seconds ahead of the former world record which had been set by Janet Evans when Adlington was 6 months old. At the time, this was swimming's longest standing world record. The Sherwood