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Cooler than average temperatures have hit northern California, and the reality of heating our homes for winter has set in. In my experience, most [...]

Although PCB use has been largely banned in the United States since 1977, this persistent organic pollutant is still present in our environment. A [...]

When I was a full time elementary school teacher, I remember receiving curriculum from companies.  Bic lighters would send writing workbooks. PG&E would send power [...]