Members of the Ehleringer Lab conduct ecological and environmental research.    Learn more.

---

Tweets by @ehleringer

In the news ...

INFORMING A BROADER COMMUNITY 
We published a paper intended for broad audiences on how stable isotopes are used in fraud and forensic studies.

---

HESTIA AND URBAN EMISSIONS
A recent commentary in Nature discusses urban emissions, Hestia, and solutions.

---

ON LEAF WAX ISOTOPES AND MONSOON GRADIENTS
Melissa Berke (now at Notre Dame) has published a paper in Oecologia, describing how summer precipitation signals are recorded in leaf waxes along a monsoonal gradient from Arizona to Utah.

DETAILS ON ON THE AIR-QUALITY NERDMOBILE
Susan Bush has published a technical description of the ’nerdmobile’, our mobile observatory for continuous measurements of greenhouse gases and air pollutants. 

LEAF WAX HYDROGEN ISOTOPES RECORD BOTH ENVIRONMENTAL WATER SOURCE AND HUMIDITY
In an experimental and modeling study published in Plant Cell and Environment, Brett Tipple has shown that the n-alkanes in leaf waxes clearly record both the influences of water source and atmospheric humidity. 

Older items in the news ...

---

Other relevant links:
     Global Change and Sustainability Center
     SIRFER,  Stable Isotope Ratio Facility
     IsoCamp, Stable Isotope Biogeochemistry + Ecology
 

Red Butte Canyon
Atmospheric Carbon Dioxide in the Salt Lake Valley
Jim Ehleringer's personal website

---