1. Lesson /3/18
SWBAT analyze proxy data to measure climate change. Do Now: Why is it important to measure climate change?

2. Composition of Atmosphere

3. Vocab
Climate Proxies: preserved physical characteristics of the past that enable scientists to reconstruct climate conditions.
Isotopes: Atoms that have the same number of protons but different numbers of neutrons

4. Foraminifera Neoglobaquadrina pachyderma
Microscopic protists used to determine ocean temperature
Two forms:

5. Climate Proxy: Analyze Data
Calculate percentages for left and right-coiled N. pachderma
Graph data
Answer analysis questions

6. Other Climate Proxies
Sediment Cores
Ice Cores
Tree Rings
Coral

7. Homework
Complete reading Evidence of Earth’s Past and answer questions