Biodegradable Litters

Some articles on biodegradable litters, litter, biodegradable:

Catbox - Types of Litter Box Filler - Biodegradable Litter
... Biodegradable litters are made from various plant resources, including pine wood pellets, recycled newspaper, clumping sawdust, brazilian cassava ... Each year, over 2 million tons of cat litter, or approximately 100,000 truckloads, ends up in landfills in the U.S ... Primarily this is not biodegradable or renewable and adds unnecessarily to the waste burden ...