Mercury rising; Pollution rules don't adequately account for health risks.(A SECTION)(Editorial)

The Bush administration's commitment to the concept of "no child left behind" apparently doesn't apply to the public health threat posed by mercury emissions from power plants.

A new report from the Government Accountability Office -- the nonpartisan, investigative arm of Congress -- adds to the growing evidence that White House officials aren't taking the threat of mercury pollution seriously enough.

Mercury, a toxic metal, is showing up in high levels in tuna and other fish and shellfish. Many states, including Florida, have issued advisories in recent years, recommending limited consumption of certain types of fish and shellfish.

Exposure to …