Stop Junk Mail a Personal Nuisance & Environmental Hazard. The ordinary adult receives 41 pounds of junk mail each year. 44% goes to the dump unopened. Transferring junk mail costs $550 million a year. More than 100 million trees are destroyed each year to produce junk mail equivalent to 3,076 Brisbane CBDs. Is it business or the consumer that needs to reduce junk mail? No one likes junk mail. Whether it is in your letterbox, or your email inbox, unsolicited mail is annoying. At the end of the day. we may not be able to truly eradicate junk mail from our letterboxes (or our email inboxes for that matter), but we can all work to significantly reduce and recycle it. The more we save and the more we can recycle, the better the environment will be.