What happens to the clothes we don't buy? You might think that last season's coats, trousers and turtlenecks end up being put to use, but most of it (nearly 13 million tons each year in the United States alone) ends up in landfills. Fashion has a waste problem, and Amit Kalra wants to fix it. He shares some creative ways the industry can evolve to be more conscientious about the environment -- and gain a competitive advantage at the same time.

Amit Kalra: 3 creative ways to fix fashion's waste problem

3 creative ways to fix fashion's waste problem

Fashion's waste problem is stark: 85% of textile waste ends up in landfills, equating to 13 million tons annually in the US alone.

A call to arms for the fashion industry: designing clothes with recyclability in mind could drastically cut environmental damage.

Exploring natural dyeing methods using kitchen spices offers a sustainable, personalized fashion future, reducing chemical waste.