A Moment of Science

Posts tagged killing

September 27, 2003


Does Trampling Harm the Grass?

You may be wondering how grass on football and baseball fields stays so green, especially with all that heavy traffic. Grass on athletic fields is planted over a layer of sand, which greatly reduces the problem of compaction.

September 27, 2003


Drugs in Our Waters

Household drugs like painkillers, antibiotics and hormones enter the water system in many ways. For example, some animal feeds contain antibiotics and might flood into rivers with run-off, while other antibiotics are flushed or dumped down sinks and toilets in homes.

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