Flotsam and fashion: recycler of ‘ghost’ fishing nets makes marine litter trendy

Last year a company set up by an Italian former scuba recycled more than 5,000 tons of discarded nets into nylon for apparel brands including Speedo

The eco guide to gold

More nuggets of info on the stuff our Olympics medals were made of

The eco guide to clean beauty

It’s the next big thing in cosmetics, but to be more than a fad it must be sustainable

Is it time to give up leather?

Cows have long been farmed to fuel the fast food market. Now, by turning leather into a seasonal fashion, they are becoming part of fast fashion. Soon we will have to kill 430m every year. Lucy Siegle gets to grips with life without leather (well almost)

Meet the future stars of sustainable fashion

From repurposed fishing nets to restored leather and everlasting denim, these young designers are creating clothes with ethics woven in. Tamsin Blanchard introduces five Bright New Things

Can Tesla downshift from $130,000 SUVs to mass market electric cars?

After unveiling the luxury Model X, Elon Musk’s company has a big challenge ahead as it aims for a bigger audience with its Model 3, promised for 2017