Zero waste is about doing as much as you can to live mindfully and take care of the environment by reducing the amount of waste that gets send to landfills. That said at the end of the day these are just ideas or tips and you have to choose what makes sense for you and your budget. I’m going to publish mine every other week.
Studying is one of those things that produce tons of waste. I never realized about it until I had to move to a new apartment and pack everything up. The amount of boxes full with books, old notebooks, flashcards and pencils was staggering. I definitely needed to do something about it.