Nowadays, meat is murder, plastic is poison, and manufacturing a cheap cotton T-shirt requires a two-year supply of drinking water and enough synthetic fertilizer to kill a blue whale. Corporations are destroying the environment, and anytime anyone buys almost anything it gets worse. Still, corporations are people, and people can change. Adidas now has mushroom-leather Stan Smiths, for instance. The other day, a gaggle of big brands, among them Nike, BMW, Ralph Lauren, and the Kering Group, which owns Gucci and Balenciaga, gathered in a renovated shipbuilding warehouse, in Brooklyn’s Navy Yard, to learn about the latest ecofriendly doodahs.
On display: algae inks, crustacean superglue, yarn derived from squid DNA. “Instead of making stuff from animals or petrochemicals, like fossil fuels, can we do it with biology? Can we design…