Battle for clean air is sending our gardens to new heights

More living walls are being created in cities to tackle pollution, but keeping them alive can be a major challengeWhen Andrea Carnevali's son started at St Mary's Catholic primary school in Chiswick he was alarmed to find that pupils were sometimes kept indoors at break times, despite a large playground.The reason was the nearby six-lane A4 road, which has up to 100,000 vehicles thundering past the school each day. As evidence mounted about the impact of poor air quality on children's health, the headteacher restricted time outside. Continue reading...