Documents How do we know about the climate from thousands of years ago? PPT 4.1.1.

Slide 1 How do we know about the climate from thousands of years ago? PPT 4.1.1 Slide 2 Climate Readings Over Time PPT 4.1.1 DATA: Petit, J.R., et al., 2001; NOAA/NGDC Paleoclimatology…