Wal-Mart's 153 California stores are in danger of an audit from the state Department of Pesticide Regulation for selling home and lawn pesticides not approved for use in the state.

EPA's new human pesticide testing legislation prohibits intentional dosing of pregnant women and children, but will allow some human testing, subject to ethical standards and approval of a review board the agency plans to set up.

Spikes in bladder cancer in dogs and hermaphroditic amphibians show a connection to increased pesticide use in the United States, two new studies show. The Cleveland Plain Dealer reports that a study at Purdue University revealed that Scottish terriers exposed to lawns or gardens treated with herbicides and insecticides showed a significant increase in the risk of bladder cancer over dogs exposed to untreated areas. The risk of bladder cancer was higher in dogs exposed to the most commonly used agricultural chemical, phenoxy acid herbicides.

An Environmental Working Group (EWG) investigation into a controversial pesticide study found that the chemical industry's lobbying arm, the American Chemistry Council (ACC), boasted to its members that a $2 million contribution it made to the study had gained the industry "considerable leverage" over the project.

Diazinon is one of a class of pesticides called organophosphates (OPs), chemicals that were originally developed by the German company I.G. Farben as nerve gases during World World II.

The food poisoning test that ABC News Correspondent John Stossel used to allege that organic food "could kill you" cannot definitively prove any risk of food poisoning, according to a letter issued by the U.S. Department of Agriculture today.

Despite an August ban by the federal government on an apple pesticide, recent tests of State of Washington apples show dangerous levels of the bug killer and other agriculture chemicals on the fruit.

View and Download our full report here: A Few Bad Apples