ABSTRACT

INTRODUCTION

GEOLOGICAL SETTING AND BACKGROUND

SAMPLE PREPARATION AND ANALYSIS STRATEGY

RESULTS

DISCUSSION

Brief Summary of Previous Work on Carbon and Nitrogen Reservoirs in Seafloor Sediments

Possible Carbon-Nitrogen Evidence for Diagenetic History at Site 1040

Possible Carbon-Nitrogen Evidence for Sediment Sources in the Wedge Sampled at Site 1040

Possible Sedimentary Carbon and Nitrogen Tracers of Fluid Mobility in Structures

Nitrogen Flux across the Central America Margin

CONCLUSIONS

ACKNOWLEDGMENTS

REFERENCES

APPENDIX

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