EnvironmentDyes made by microbes could reduce the environmental impact of clothes A UK start-up is producing dyes made by bacteria and yeast rather than fossil fuel-derived chemicals, which could help clothes manufacturers cut energy use and pollution ¿ìè¶ÌÊÓÆµ
EnvironmentPutting food waste in the bin felt wrong until I learned where it went When I moved back to York, UK, I was shocked by its garbage system, with limited recycling and no composting. But a bit of digging showed its brilliance, says Graham Lawton Comment