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isotopes

Bring me your tap water!

Can you spare 2 mL of tap water? Citizen Science + Isotopes + SPATIAL family = a project I want to help out with.  The isotopes of water vary systematically across landscapes due to evaporation and precipitation processes. Given this, we can pretty easily distinguish water between Miami and Omaha …

Molecule Dances, #SciComm, #WomenInSTEM

Teaching EV128: Introduction to Global Climate Change is always great because i get seniors who are psychology and political science majors as well as the first years and sophomores who just starting the Environmental Science major. (Syllabus) I had a great group of students in Block 1 who learned the …

Five Undergrad Rockstars

Today I am very excited – five of my awesome undergraduate students will be presenting their theses work. I couldn’t be prouder of what they have accomplished. Delaney Tight built a biogeochemical reaction model of nitrogen cycling in  aquifers of tidal freshwater zones. Here, water is completely fresh but diurnal …

Radiocarbon, SUVA, Flowpaths, & Family

Our paper, Riverine export of aged carbon driven by flow path depth and residence time connecting aged dissolved organic matter export with deeper flow paths, is now available online! (Barnes et al. 2018) Inland waters represent an important component of the global carbon cycle, releasing between 2-4 Gt of carbon dioxide into …

Happy New Year

This Spring semester I am on sabbatical. We are very lucky at Colorado College to get a junior sabbatical (1/2 teaching load following the completion of a successful 3rd yr review) and I am looking forward to the opportunities the extra time provides. Time that will let me finally get …

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