Tana Kappel

Tana's Posts

Searching for water on the San Pedro

August 11th, 2014

In the heat of an Arizona summer, volunteers walk the bed of San Pedro River looking for places where water still flows in a dry season. Sometimes they get lucky, sometimes they get vultures. More

The River Geronimo Knew

July 7th, 2014

Not all is doom and gloom on the Arizona-Mexico border where landowners are using an ancient Mexican technique to revive the wetlands of the Rio San Bernardino. More

Mapping the San Pedro River: GPS, Beavers and a Labor of Love

July 24th, 2009

There’s nothing better in a southern Arizona summer than spending a morning on the San Pedro River — the last free-flowing river in Arizona — after a gentle cooling rain. The air is fresh, the dappled leaves of the giant cottonwoods are reflected in the shimmering water. And the birds are warming up for their […] More

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