Dan Bacher: More than 11.5 million Californians rely on water from suppliers that experienced at least one violation of State Drinking Water Standards as reported to the Department of Public Health in 2004.
Marian Wang: Many questions remain unanswered about the long-term health and environmental effects of the crude oil and the unprecedented amount of dispersant, chemicals BP used to break down the thick crude. Both BP and the government have committed funding for continued study of these issues.
Carole Bartolotto: The problem with concluding that GMOs are safe is that the argument for their safety rests solely on animal studies. These studies are offered as evidence that the debate over GMOs is over. Nothing could be further from the truth.