The print-on-demand method is a great way to help keep our environment clean. With print-on-demand, there is no need to print large quantities of items all at once. This means that there is no overproduction, which can often lead to waste. Additionally, print-on-demand is a very green option, as it cuts down on the use of supplies. And, of course, fewer prints means fewer emissions from the printing process itself. So if you're looking for a way to be more environmentally friendly, print-on-demand is a great option.