Upwelling History of the Benguela-Namibia System: A Synthesis of Leg 175 Results

ABSTRACT

INTRODUCTION AND OVERVIEW

Leg 175

OCEANOGRAPHY, NOMENCLATURE, PROXIES, AND SEDIMENT PATTERNS

AGE ASSIGNMENTS AND SEDIMENTATION RATES

QUATERNARY RECORD OF THE CONGO AND ANGOLA SITES

Congo Group (Sites 1075, 1076, and 1077)

Background: Deepwater Record

Productivity Cycles off the Congo

Freshwater Input from the Congo

Mid-Pleistocene Climate Shift

Angola Group (Sites 1078 and 1079)

Background: Quaternary Productivity Fluctuations

Clues to Changing Productivity at Sites 1078 and 1079

WALVIS GROUP (SITES 1081, 1082, AND 1083)

LÜDERITZ SITE (SITE 1084)

CAPE BASIN GROUP (SITES 1085, 1086, AND 1087)

SUMMARY AND CONCLUSIONS

ACKNOWLEDGMENTS

REFERENCES

APPENDIX

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