As if massive glaciers and ice sheets melting away and northern migration of warmer clime plants weren't enough to show a warming planet, here's one more anecdotal observation:
http://blogs.discovermagazine.com/imageo/2016/11/09/dear-president-elect-trump-climate-change-is-not-a-hoax/?utm_source=SilverpopMailing&utm_medium=email&utm_campaign=News0_DSC_161117_000000_optimized_Final&utm_content=&spMailingID=27095800&spUserID=MTE2MDc4NjYyODQwS0&spJobID=923245649&spReportId=OTIzMjQ1NjQ5S0#.
http://discovermagazine.com/tags/?tag=climate+change