We'll just link to our «Real» Global Temperature graph for background illustration of the intrinsically delayed onset of climate change — the warming itself, let alone its consequences. (bitsofscience.org)
Simple inspection of global temperature graphs has long suggested that temperature changes are associated with ENSO. (carlineconomics.com)
One of my favorites, lake bottom sediments, from multiple lakes, give a better Global Temperature graph. (realclimate.org)