In a continuous endeavor to be more sustainable, shop from more eco-friendly brands, and reduce my waste, I was pretty stoked when my mom gifted me a pair of Allbirds two years ago. She gave them to me because they were the most comfortable sneakers she’d ever worn, but I was ecstatic when I learned of their eco-friendliness. From that first wear, I was hooked. I wore that first pair of sustainable footwear almost exclusively for months. My first pair, the Allbirds Tree Skippers, took me through two springs and summer and then when it got chilly this past autumn, I got my second pair, the Allbirds Wool Runners to…