Reviews of environmental contamination and toxicology. Volume 159 : continuation of residue reviews

**Reviews of Environmental Contamination and Toxicology** provides detailed review articles concerned with aspects of chemical contaminants, including pesticides, in the total environment with toxicological considerations and consequences. Front Matter....Pages i-xi Polyhydroxybutyrate: Plastic Made and Degraded by Microorganisms....Pages 1-24 Lead Contamination in Uruguay....Pages 25-39 Microbial Methods for Assessing Contaminant Effects in Sediments....Pages 41-93 The Impact of Rice Pesticides on the Aquatic Ecosystems of the Sacramento River and Delta (California)....Pages 95-110 Childhood Brain Tumors and Residential Electromagnetic Fields (EMF)....Pages 111-129 Back Matter....Pages 131-141