Play the video above to see these stories on AZ Illustrated Nature for Wednesday, March 20:

THE HOWL OF THE WOLF has been replaced by the howl of Southwestern ranchers over the proliferation of the lupine in the last two decades. Wolves were released into the wild in Arizona and New Mexico in the 1990s and are growing in numbers. Tony Paniagua and Georgia Davis report.

THE GRANDFATHER OF CLIMATE SCIENCE visited Tucson recently for a lecture, and he said Arizona is in for more dry times ahead, although specifics are difficult to predict. Georgia Davis interviews Wally Broecker of Columbia University.