A handful of fashion brands – H&M, Ralph Lauren, Decathlon and Adidas – are working to stop using coal to power their factories in 2025, while others are prioritising decarbonisation at lower levels of ambition. By Peter Ford

Shoppers could be exposing themselves to carcinogens in the fabrics of the ultra-cheap, ultra-fast fashions they buy online. By Dr Saniyat Islam and Dr Pia Interlandi

The fashion industry faces huge sustainability challenges. But the bigger challenge is for consumers to work out who’s genuine and who’s not. By Rebecca Van Amber and Saniyat Islam

Sportswear, athleisure and sneakers are big business. But they depend on fossil fuel-based materials, and recycling them is particularly tricky. By Alexandra Sherlock and Rebecca Van Amber