The Earth911 gang will look into the future of plastic-eating bacteria, what eco-conscious travelers should be looking for when considering visits to wildlife experience, and whether a family-owned business is more environmentally friendly than a public company. We also check out the five greenest U.S. cities to visit this year, according to RewardExpert.comOur interview this week will dig into the future of dirt with Brian Scott, CEO of PittMoss, a recycled paper soil replacement product available now. Brian’s team won Shark Tank funding a couple years ago and is dedicated to reducing the mining of peat for garden use. PittMoss is expanding to build plants close to regional sources of recycled paper.And, as always, we’ll respond to questions from Earthlings, the smartest readers in the world.