Research

1. δ15N analysis of lake sediments to reconstruct the history of Pacific salmon abundance over time
2. δ18O analysis of lake sediments to reconstruct paleoclimate history, including droughts
3. δ13C and δ15N analysis of archeological samples to reconstruct past environmental change and food webs
4. Analysis of δ13C and δ15N of the organic fraction of lake sediments to determine sources of organic matter and paleoenvironmental changes