Climate & Weather
How the Isthmus of Panama Put Ice in the Arctic
The long lag time has always puzzled scientists: Why did Antarctica become covered by massive ice sheets 34 million years ago, while the Arctic Ocean acquired its ice cap only…
Moving Earth and Heaven
The mountains rise, are lashed by wind and weather, and erode. The rivers carry mud…
Shifting Continents and Climates
Sixty-five millions years ago, dinosaurs had just become extinct, and mammals were starting to dominate…
Ground-Truthing the Paleoclimate Record
Sediment Trap Observations Aid Paleoceanographers The geological record contains a wealth of information about Earth's…
Sedimentary Record Yields Several Centuries of Data
Natural climate changes like the Little Ice Age and the Medieval Warm Period are of…
Oceans & Climate
The past decade has brought rapid scientific progress in understanding the role of the ocean…
Transient Tracers Track Ocean Cimate Signals
Transient tracers provide us with a unique opportunity to visualize the effects of the changing…