Everyone knows glass is recyclable. Until very recently no one realized just how far glass recycling could go in a digital environment. A video made for a Corning investor event in early 2011 has (much to the surprise of Corning executives and its agency) gone mega-viral on YouTube. With upwards of eight million views in four short weeks, it’s the most-watched corporate video in YouTube history. Maybe even in all of corporate video history. Every marketer with half a brain knows viral isn’t something you can buy in a bottle. And if it were, it wouldn’t come with a guarantee. But
Arch dams, classically curved monoliths situated in narrow valleys, are not as common as other types of dams, such as embankment dams and gravity dams. ENR takes a look at some of the biggest arch dams in the world, both completed and under construction.