¥Tree Rings
¥Ice cores (air bubbles, isotopes,
dust, pH)
¥Corals (ocean temp., ppt,
salinity, sea level, storm incidence, freshwater volume)
¥Ocean
sediments (water temp, salinity, DO, nearby continental ppt, strength
and direction of winds, nutrient availability)
¥Boreholes (Figure 3.7)
¥
¥Combined proxy climate record
(Figure 3.8)