Plants
Types of plants, including flowers, trees, water plants and weedsResults 141 - 142 of 142
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When Plants Migrate
The study of how plants moved north after the last ice age could mean new directions for conservation
September 1998 |
By James Trefil
Wastewater Problem? Just Plant a Marsh
For some of the toughest environmental cleanups, plants can do it better and cheaper than we can
July 1997 |
By John P. Wiley, Jr.
