With the massive campaign of saving the environment, more and more ways are made just to make it possible. We have the electric vehicles that help reduce greenhouse gases, items made of recycled item to minimize the growth of landfills and more. Today the WWF software has been introduced especially to those power computer users who tend to do unnecessary printing of their document. The WWF software is a format of your document in PDF where you cannot print, thus saves tons of papers as well as trees, one of the components in manufacturing papers. The best thing that you can is to sort all your documents that don’t need to be printed and save it in WWF format.
Source: WWF