In 1948 Wes Carter's grandfather Horace took on the Ku Klux Klan on the front page of his weekly newspaper, fighting for civil rights. Follow his grandson Wes Carter as he picks up the mantle, this time to fight for our environment.

The New Earth team joins pro surfer Koa Smith to learn about the problem of microplastics on Oahu's North Shore, what efforts are underway to fix the issue and innovative ways entrepreneurs are utilising what is being reclaimed.

Dr Isaiah Walker joins the conversation, showing the team the indigenous Hawaiian Ahupua'a system, how it engendered a truly great culture, and what it teaches us about a more sustainable future.

Big wave surfer Kai Lenny and surfboard shaper John Pyzel join the journey, offering insights and challenging the problematic issue of single-use plastic in shipping surfboards around the world.

11-time World Surfing Champion Kelly Slater talks about his journey from pro surfer to ocean activist and creator of the sustainable clothing line Outerknown.

Wes Carter ventures out to swim with shark experts Juan and Ocean Ramsey. A firsthand lesson on marine life and ocean health leads to ideas and discoveries for more circularity in e-commerce.