This article highlights the wide array of research programs supported by the National Institute of Environmental Health Sciences (NIEHS) that address issues related to children's environmental health. Special attention is given to the interagency, collaborative Centers for Children's Environmental Health and Disease Prevention Research program. A brief description of each of the eight centers highlights scientific foci and research efforts to date. In addition to discussing NIEHS-supported research programs, the article emphasizes the NIEHS' commitment to the promotion of translating basic research findings into public health knowledge so that culturally sensitive and applicable interventions may be developed.