More than 30 million tonnes of litter are dropped across Britain every year. Not only is it a visible blight on our communities, but it also harms wildlife and costs an estimated £1billion annually to clear up. The good news is that environmental charity Keep Britain Tidy’s Great British Spring Clean* and Great Big School Clean are returning on 13-29 March, when once again hundreds of thousands of people will be helping to make our streets sparkle. Since starting life as a one-off event in 2016,