Time Capsules of the Deep: Exploring Earth’s History through Foraminifera Extinction and Evolution
In this lesson, students will use data on microfossils recovered from the ODP Leg 130, site 806, to be able…
The Scale of Past Climate Events
This lesson has students analyze oxygen isotope and ice rafted debris (IRD) data to identify major climate fluctuations, correlating those…
Oxygen Isotopes Reveal Ancient Climates
In this lesson, students will join scientists as they explore how deep ocean sediment cores are used to study microfossils,…
Layer by Layer: Ocean Sediment Reveals Earth’s Past Climates
First, students will use a self-created map of important events in a year of their own life as an analogy…
Past Climates Give a Glimpse into Earth’s Future
In this lesson, students analyze ocean sediment cores to describe changes in sediment color, origin, magnetic susceptibility, and calcium carbonate…
Digging Deep for Evidence of Changes on Earth
In this introductory activity, students will analyze core sample data to identify sediment composition on the ocean floor. During this…
Cycles and Sediments: The Layers in Ocean Sediment Cores Reveal Earth’s Climate History
This lesson has students analyze sediment in ocean cores from the Ross Sea to interpret as evidence of environmental changes….
Climate Fluctuations Recorded in Seafloor Sediment
This lesson has students evaluating oxygen isotope data from different sediment cores and correlating fluctuations in the data with ice…
Climate Diaries of the Deep: Research on Ancient Environments
This lesson focuses on the use of data to study how Earth’s climate has changed over time. Students use foraminifera…
Climate Data from Arctic Coring
These short activities reveal that data on past climates can be obtained from ice and sediment cores. A subset of…