The agriculture industry has a tough job ahead of it. The United Nations estimates the world will need 70 percent more food to feed the global population by 2050. But the real challenge lies...

There’s a hole in a 218-year-old building in Tumacácori National Historical Park. It’s the result of rain affecting the historic building’s adobe structure. It’s what can happen when environmental...

Sheltered in the shade of cottonwood trees flows the 150-mile-long San Pedro River, the last dam-free river in the American Southwest.  Yet, just a few miles away from the river’s edge lies...

For desert dwellers, saguaros are a part of daily life. Scattered in front yards, cropping up along the side of the road, sprinkled on mountainsides, the hulking cactuses are nearly omnipresent in...