El Junco Panorama

Welcome to the Sachs Lab

School of Oceanography

Ocean Sciences Building, Rooms 544, 546 & 547

University of Washington

Paleoclimatology & Organic Geochemistry Research

People
Projects
Expeditions
Tools & Techniques
Links

 

Sachs Lab 11-2-06Sachs Lab, Nov. 2, 2006Steven's Pass Ski Trip - March '06Sachs Lab @ Stevens Pass, March 9, 2006

Research Projects

  • Tropical Pacific Climate & Hydrology Since the Last Glacial Maximum
    • Paleohydrologic reconstructions from molecular & isotopic  changes in tropical Pacific lake, bog & ocean sediments
    • El Nino variations since the last glacial maximum
    • SST reconstructions from alkenones in Eastern Equatorial Pacific sediments [1][2]
  • Holocene climate of the Northwest Atlantic Ocean
    • Cooling of the slopewaters east of the US & Canada
  • The origin of fine particles in sediment drifts
    • Biomarker D/H & sediment 231Pa/230Th at the Bermuda Rise

People

JPS Image Julian Sachs - Principal Investigator

Rienk coringRienk Smittenberg - Postdoctoral Investigator

Dirk imageDirk Sachse - Humboldt Postdoctoral Fellow

Valerie imageValerie Schwab - Swiss NSF Postdoctoral Fellow

Matthieu Carre - JISAO Postdoctoral Fellow

Amy Cash - Graduate Student

Orest Kawka - Lab Manager / Research Scientist II

Recent Alumni

Katharina Pahnke - Comer Postdoctoral Fellow

Zhaohui Zhang - Comer Postdoctoral Fellow

Jessie Kneeland - Graduate Student

Casey Saenger - Graduate Student
Expeditions

Pics

El Junco Panorama

Galapagos:  September 2004

El Junco: Sole Freshwater Lake in Galapagos

Coring Pictures 1 2

Coring Videos

Genovesa: Hypersaline Lake


Rock Island, Palau


 - Pictures of Palau, Micronesia:  Landscape, People, Action, Wildlife

Introduction, Setting & Marine Lakes, Palau Landscapes, Animals of Palau (Coconut Crab! 1 2 3 4 5), El Nino, Coring Spooky Lake, Biomarkers in Spooky LakeClear Lake, Hell Hole, Jellyfish & Coring Ongeim'l Tketau ('Tourist or Jellyfish Lake'), El Nino History from Ongeim'l Tketau Biomarkers, Molecular Thermometry in Ongeim'l Tketau, Conclusion

 

Hypersaline Pond on Christmas Island with Microbial Mats Visible

Kiribati:  June-July 2005


Northern Line Islands:

Christmas Island (Kiritimati)

Washington Island (Teraina)
James River BridgeChesapeake Bay:  May 2006
  • When:  May 18-31, 2006.
  • Who:  Sachs, Sachse, Schwab, Smittenberg
  • Why:  Evaluate D/H variations in algal lipids along a salinity & d18O gradient from 0-30 PSU and -6 to 0‰, respectively.
Gearing UpPreparing a Filtration System
 Stay tuned... for more adventures.....

Tools & Techniques

-Molecular fossils (biomarkers)

Molecular D/H, 13C/12C, 15N/14N

Isotope-Ratio-Monitoring Gas Chromatography - Mass Spectrometry (irmGC-MS)

High-Performance Liquid Chromatography - Mass Spectrometry (HPLC-MS) 

Gas Chromatography - Mass Spectrometry (GC-MS)

Gas Chromatography - FlameIonization Detection (GC-FID)

High-Performance Liquid Chromatography (HPLC)

Links

University of Washington

School of Oceanography

UW Program on Climate Change (PCC)

Where we are on the UW Campus

Contact Info:


Julian P. Sachs
Associate Professor
University of Washington
School of Oceanography
Box 355351
Seattle, WA 98195-5351

jsachs@u.washington.edu
p (206) 221-5630
f (206) 685-3351

For Package Delivery:



Marine Sciences Bldg
1501 NE Boat Street
Room G
Seattle, WA 98195

Last Updated: November 2, 2006