![](https://paw.princeton.edu/sites/default/files/styles/feature_image/public/images/content/LIVE.NB_McQuarrie.jpg?itok=u7d5VDve)
From left, graduate students Sean Long and Tobgay and assistant professor Nadine McQuarrie traveled to Bhutan last fall to survey the geologic history of the Himalayas.
Courtesy Nadine McQuarrie
BREAKING GROUND - Geosciences
![From left, graduate students Sean Long and Tobgay and assistant professor Nadine McQuarrie traveled to Bhutan last fall to survey the geologic history of the Himalayas.](https://paw.princeton.edu/sites/default/files/styles/feature_image/public/images/content/LIVE.NB_McQuarrie.jpg?itok=u7d5VDve)
From left, graduate students Sean Long and Tobgay and assistant professor Nadine McQuarrie traveled to Bhutan last fall to survey the geologic history of the Himalayas.
Courtesy Nadine McQuarrie