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Joe Neal says saving ancient elms a part of saving green infrastructure.
Members of the green-infrastructure team discuss problems of non-water-tolerant trees that grow in low areas and eventually die from increased flooding that follows developments that don't properly control stormwater and the effects of global warming.
Bob Cross finds giant oak a treasure in low-lying area of Bates/Broyles wetland prairie.
Wetland prairie expert Bruce Shackleford points out buttonbush, a wetland plant that is found only in moist soil or in seasonally flooded riparian areas. Buttonbushes are certain markers of wetland.