Massive Iceberg Discharges During Last Ice Age Had No Impact On Nearby Greenland, Raising New Questions About Climate Dynamics

During the last ice age, massive icebergs periodically broke off from an ice sheet covering a large swath of North America and discharged rapidly melting ice into the North Atlantic Ocean around Greenland, triggering abrupt climate change impacts across the globe.

These sudden episodes, called Heinrich Events, occurred between...