Coal and natural gas take a back seat as solar, wind costs dive.

Transforming a workhorse into a show horse is difficult.

At a time when the water treatment industry is facing some financial challenges, ENR takes a look at the 10 largest drinking-water treatment facilities in the world.

Water and wastewater construction revenue in the U.S. appeared to shrink last year, as measured by reports from the ENR Top 400 Contractors. But new needs and supply approaches are creating opportunities for firms.

ENR takes a look at some of the largest applications of base-isolation technologies in the world.

Refinery construction is primarily driven by demand for oil products. ENR takes a look at some of the largest-capacity refineries in the world.