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During winter, when the snow blankets the ground, dog owners may find it tempting to let sleeping dogs lie – and not clean up after them when they poop! After all, whether you’re walking in town or deep in the woods, what’s the harm in kicking a little snow over the stool and letting nature take its course?

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Water World  - "To rapidly detect the presence of E. coli in drinking water, Cornell University food scientists now can employ a bacteriophage - -a genetically engineered virus -- in a test used in hard-to-reach areas around the world."

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