Article: Keeping Lake Tahoe blue.(COMMENTARY)

Byline: Charles Goldman, SPECIAL TO THE WASHINGTON TIMES

You may not be able to see more than 100 feet below Lake Tahoe's surface like you could 120 years ago, but for now it remains one of the clearest large lakes in the world.

Since I began studying lake clarity in 1959, Lake Tahoe has lost a third of its remarkable transparency. Nitrogen and phosphorous levels have both increased, and development along its shores has accelerated the nutrients and sediments delivered to the lake.

There is growing understanding that everyone loses if Tahoe's water quality deteriorates. We have also witnessed increased efforts to conserve the water's clarity. ...

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