Ocean freshening near the end of the Mesozoic

The data include main text of the manuscript and following:

Supplementary Figure 1. Relative abundance of dinoflagellate cysts major groups throughout the Maastrichtian.
Supplementary Figure 2. Effects of Central American Seaway and Arctic Ocean bathymetry on global water salinity, temperature, and currents.
Supplementary Figure 3. Modelled precipitation-minus-evaporation (P-E) balance in the North Atlantic-Arctic region under different gateway configurations between the Arctic and proto-North Atlantic Ocean as well as varying CAS depths.
Supplementary Note 1. The bathymetry of the Central American Seaway in the Maastrichtian (ca. 70 Ma).
Supplementary Dataset 1. Palynological data from Sidi Ziane section, Algeria.
Supplementary Dataset 2. Age model, 13C and 18O stable isotopes, and CaCO3 content for Sidi Ziane section, Algeria.
Supplementary Dataset 3. Planktic foraminiferal data from Sidi Ziane section, Algeria.
Supplementary Dataset 4. Palynological data from Israel.
Supplementary Dataset 5. Palynological data from core 6711/4-U-1, Norwegian Sea.
Supplementary Dataset 6. Palynological data from core 6707/10-1, Norwegian Sea.
Supplementary Dataset 7. Dinoflagellate cysts relative abundance data from other localities.