The eruption spews lava by a nearby hillside, with smoke clouding the skies.
Not all tech needs to be a distraction.
"Snow-eater" heatwaves decimate the snowpack that western states depend on.
The findings offer important lessons about crisis response, as well as the interconnectedness of natural disasters.
This critical region may be facing a devastating year of drought and wildfire at the worst possible time.
Some 30 million people are directly impacted by risks to Lake Mead.
Both climate change and a supercharged El Niño are to blame.
Photo: Snorri Thor/NurPhoto (Getty Images) 
