Judy Woodruff:

Next, we turn to Morocco, home to the largest solar energy plant in the world.

Today, the planet Earth meets over 80 percent of its energy needs with either coal, oil or gas. But as climate science and breakthrough technology disrupt the energy sector, Morocco is taking advantage of an abundant natural resource, unobstructed sunlight, to power part of the North African nation.

Special correspondent Monica Villamizar looks at a giant $9 billion project.

It's part of our ongoing series, Peril and Promise, on the challenge of climate change.