An alternative suggestion for the Pliocene onset of major northern hemisphere glaciation based on the geochemical provenance of North Atlantic Ocean ice-rafted debris

Earth and Planetary Sciences

• Ice-Rafted Debris 63%
• North Atlantic Ocean 36%
• Glaciation 31%
• Marine Isotope Stage 26%
• Northern Hemisphere 26%
• Provenance 21%
• Deposition 21%
• Site 21%
• North America 21%
• Ice Sheet 15%
• Sea 15%
• Pliocene 15%
• Isotope 15%
• Greenland 15%
• Feldspar 10%
• Iceberg 10%
• Record 10%
• Region 10%
• Dating 10%
• Ice 10%
• Scandinavia 10%
• Laser Ablation 5%
• Amplification 5%
• Continental Shelf 5%
• Lead 5%
• Iceberg Calving 5%
• Ice Rafting 5%
• Deep Sea Drilling Project 5%
• Laurentide Ice Sheet 5%
• Grounding Line 5%
• Investigation 5%
• Europe 5%
• Input 5%
• Expansion 5%
• Quaternary 5%
• Americas 5%
• Magnitude 5%
• Sand 5%
• Margin 5%
• Suggestion 5%

INIS

• ice 100%
• atlantic ocean 36%
• isotopes 26%
• northern hemisphere 26%
• deposition 21%
• sheets 21%
• north america 21%
• seas 15%
• icebergs 15%
• greenland 15%
• lead isotopes 15%
• lead 204 15%
• geochemistry 10%
• isotope composition 10%
• feldspars 10%
• scandinavia 10%
• dating 5%
• expansion 5%
• europe 5%
• sand 5%
• margins 5%
• ablation 5%
• tracks 5%
• lasers 5%
• lead 207 5%
• lead 206 5%
• continental shelf 5%
• lead 208 5%