smj75/NAIPburp: First NAIP greenhouse gas emissions histories (v1.0)

Model carbon emissions from the North Atlantic Igneous Province, as calculated and used in "Jones SM, Hoggett M, Greene S, Dunkley Jones T. Large Igneous Province thermogenic greenhouse gas flux could have initiated Paleocene-Eocene Thermal Maximum climate change. Nature Communications 10, 5547 (2019) https://doi.org/10.1038/s41467-019-12957-1."
This dataset is part of the pilot work for the C-FORCE project.