Luxury fashion brands are beginning to take sustainable practices more seriously, as consumers demand more eco-friendly and ethical fashion choices. Here are some recent sustainable fashion news updates in the luxury fashion industry:

1. Gucci announced that they are going carbon neutral and will offset all their greenhouse gas emissions from their supply chain and operations, starting in 2020.

2. Stella McCartney continues to be a leader in sustainable luxury fashion, using innovative materials like vegan leather made from mushrooms and recycled plastic to create her collections.

3. Prada launched their "Re-Nylon" collection, made from regenerated nylon waste, which is part of their larger sustainability initiative.

4. Burberry announced a commitment to become carbon neutral by 2022, and has started to incorporate more sustainable materials into their collections, such as Econyl.

5. Louis Vuitton recently unveiled a collection made from upcycled materials in collaboration with designer Virgil Abloh.

These are just a few examples of luxury fashion brands making strides in the sustainable fashion space, and we can expect to see more progress as sustainability becomes a higher priority in the industry.