Set yourself a simple task. Buy three newspapers of the same publication, then cut out all the adverts, then cut out anything else that as very little value to yourself. Then see what is remaining, and you may well wish that you hadn't purchased the newspapers in the first place.
Regarding Sunday newspapers. All mine are delivered without junk mail, gratis of our 'sharing' neighbours. They remove and bin the junk before it reaches our house :O)
Remember to save any newspapers, the local rescue centre might be pleased to receive in bulk.