Celebrity Parents Celebrity Families Doing The Green Thing Protecting our environment isn't trendy – it's necessary! Check out these celebs – Jessica! Tori! – who are helping to save Mother Earth one step at a time. By Kate Hogan By People Staff Published on March 31, 2009 03:00 PM Share Tweet Pin Email 01 of 06 ALL NATURAL Matei/Radcliffe/Bauer-Griffin Dressing children is all about comfort, and what's softer than an organic cotton T-shirt? Debra Messing's son Roman Walker Zelman, 5, seems to love his Kee-Ka top – and so does mom! 02 of 06 HOT WHEELS Limelight Instead of driving to the park, why not don a helmet and ride your bike, like Tori Spelling, Dean McDermott and son Liam Aaron, 2. 03 of 06 REDUCE, REUSE, RECYCLE! Seligman/Splash News Online No need to accumulate plastic bags from your local grocer – just buy a reusable tote, similar to the one used by Courtney Thorne-Smith and son Jacob Emerson, 14 months. 04 of 06 CARRIED AWAY Jackson Lee/Tom Meinelt/Splash News Online Moms love keeping their babies close to their hearts, so why not go green while doing so? Jessica Alba carries daughter Honor Marie, 9 months, in a carrier by Belle, made from organic cotton and hemp, using eco-friendly dyes. 05 of 06 PURE AND SIMPLE Limelight Water bottles are great on the go, but plastic bottles cause waste – and take hundreds of years to disintegrate when trashed instead of recycled. Take a cue from new parents Alyson Hannigan and Alexis Denisof, and carry a reusable bottle for liquids, like a Sigg, instead. 06 of 06 MAN POWER Kevin Perkins/Gaz Shirley/Pacific Coast News Ditching the car for a bicycle keeps the air clean and reduces traffic congestion. Ben Harper – pulling daughter Jaya, 4 ½, home from school – gets it right.