Once you burn them .

Source: Frederick News Post
Author: Jan Samet O'Leary
Article Type:
Date Published: 03/19/2013

The current debate over the waste-to-energy incinerator is missing a crucial point: What we are calling “waste” actually contains vital natural resources. The fact is that our planetary resources are finite, and, in our inexorable rush to consume, we are in serious jeopardy of exhausting substances that are necessary to the health of the planet and to our survival as a species. Take phosphorus, for example. A critical ingredient in chemical fertilizers and in our own bodies, this element, at current usage rates, will be depleted in just 50 to 100 years. Similarly zinc, the fourth-most used metal in the world and essential for human growth, may also be gone within the next century. And there are many others. So what does this have to do with an incinerator in Frederick County?