ENR's Editor-in-Chief offers a tongue-in-cheek parody of "The 12 Days of Christmas" that looks at 12 construction trends she believes will be important in the coming year.

Under steady conditions, global construction output is set to grow, on average, by nearly 4% annually for the next 15 years—reaching, in constant 2014 dollars, $17.5 trillion by 2030, says an expansive 15-year forecast by two U.K.-based consultants..