Kerri Mullen, who lives in Bethlehem and founded the 75-member EcoMom Alliance of Lehigh Valley, said she uses a Web site — freecycle.org — to acquire and get rid of clothes, books and other items for her and her two children.

Site users exchange, give and receive outgrown and lightly used clothing, keeping it out of the landfill. She also meets with friends and members of her group for clothing and toy swaps. Unwanted items go to charity.

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