Hair Today, Gone Tomorrow. What Happens to Waste Collected from Beauty Salons?

One of latest trends in the beauty industry is to keep the large volume of waste that salons generate out of landfills. Looking good now means being sustainable. A handful of companies are collecting the hard-to-recycle beauty items, but once they leave salons they seem to disappear into a black hole—or rather a green hole—destination unknown. Should we care?