AdSense Earnings Dropped Suddenly Without Any Major Traffic Change

Has anyone else experienced a sudden drop in AdSense eaings recently even though traffic levels stayed about the same?

Over the last few weeks, my page views have been fairly consistent, but RPM and overall eaings seem noticeably lower. I haven't made any major changes to ad placement, content strategy, or traffic sources.

I'm curious whether this is related to seasonal advertiser spending, changes in ad auctions, or something else. Has anyone found ways to improve RPM when traffic...

AdSense Eaings Dropped Suddenly Without Any Major Traffic Change