October 17, 2007–Cancer registries, which are part of the public health system help physicians collect statistics on cancer incidence and help pinpoint "cancer clusters" that may be caused by environmental factors. the Centers for Disease Control and Prevention (CDC) runs a surveillance system, which has a registry of cancer cases in almost every state. But the hospitals in the federal Veterans Affairs (VA) system are now saying they will not share cancer data with state registries unless the states sign restrictive agreements.
August 9, 2000–The most commonly used slurry mixtures can be toxic to fish, aquatic invertebrates, and algae, can harm rabbits, birds, and humans, and can reduce vegetative diversity and boost the growth of weeds. Slurries and foams are mostly water, but they also include ammonium fertilizer, detergent, and other ingredients.