You’ve read about fast fashion, in which underpaid workers in third-world countries provide western consumers with cheap and disposable goods. You’re all clear on cotton, which uses 17% of the world’s insecticides and is 94% Genetically Modified. And that the textile industry is the world’s second largest water polluter, after agriculture. But with that in mind, sometimes you just have to shop, right? Which is why it makes sense now to figure out what matters to you when it comes to the clothes and accessories that you buy–especially if you’re concerned about your impact on the Earth. (For more on that, check out the Mommy Greenest Guide to Going Green.)…