What causes air pollution?

By definition, pollution refers to any matter that is "out of place". In other words, it is what happens when toxins, contaminants, and other harmful products are introduced into an environment, disrupting its normal patterns ...

Rough waters for California's not so public beaches

The sandy cove along California's picturesque coast beckons visitors to what is supposed to be a public beach. But the imposing gate, the security guard and the annual $100 access fee tell a different story.

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