Latest All-American Canal Stories
By Joyce Lobeck, The Sun, Yuma, Ariz. Jul. 14--Shape-shifters in the form of huge, lumbering earth movers have been busily at work on the dunes west of Yuma a year into a massive project on the All American Canal.
Word of the Day
- A transitional zone between two communities containing the characteristic species of each.
The word 'ecotone' comes 'eco-' plus a Greek root meaning 'tension'.