Q: A mesquite tree beside my driveway is getting new leaves, but I noticed a couple of dead branches among the greenery. They snapped off easily at a point where they appeared to have been neatly ...

Q : Recently I noticed, on two mesquite trees, a tarry-looking seepage coming out, and in some cases dripping onto the ground. What is it, and what if anything should be done about it? The only thing ...

From above, the Southwestern U.S. is a sea of caramel and brown desert. Yet, a closer look uncovers small ribbons of green – desert forests that flourish along valuable springs and rivers. Wildlife ...