Young eco warriors have been continuing their campaign to improve their school’s green credentials by carrying out weekly lunchtime litter picks. Year 7, 8 and 9 students at Springwood High School in King’s Lynn have been taking it in turns to collect rubbish from the grounds once a week as part of a whole-school eco initiative which has been taking place every Thursday since February. “The issue of school litter being blown over the public footpaths had been highlighted by the local constituents and members of the public,” said environmental lead Agnieszka Munns, who introduced the scheme. “S…