"paper waste" is a valid and usable phrase in written English.
It can refer to discarded paper that is no longer in use. For example, "The school cafeteria collects paper waste to be recycled."
Online communication and conference calls save time, fuel and paper waste.
One woman expressed concerns about paper waste when printing Internet coupons.
Apart from empty containers, paper waste makes up the bulk of what goes the other way.
The flames, fed by copious cotton and paper waste, quickly spread upward to the top two floors of the building.
Taking a golf club that was lying around, she hit a paper waste bin as hard as she could.
More precisely, it is a bidet seat, which attaches to a standard toilet, warms to a preset temperature on cold mornings and reduces or eliminates toilet paper waste.
On the day Chopper died, an historically significant item of household paper waste detailing the capture of another Australian larrikin, Ned Kelly, fittingly resurfaced.
By cutting down fewer trees, creating less paper waste and through increased use of on-line media the world can only be a better place.
Specialising in the recycling of plastic, metal and paper waste, the slum is a warren of industry, turning over an estimated $665m a year (£405m).
A number of social enterprises have emerged to address the issue, like Afripads, making re-useable menstrual kits, Makapads that make disposal pads out of paper waste.
And makers of deodorants, toothpastes and cold medicines have all but dispensed with cardboard shells for tubes and bottles, reducing paper waste -- and package costs.
