Dead tree in a forest

Robert Andrus: Extreme heat, dry summers main cause of tree death in Colorado’s subalpine forests

July 30, 2021

Even in the absence of bark beetle outbreaks and wildfire, trees in Colorado subalpine forests are dying at increasing rates from warmer and drier summer conditions, found recent CU Boulder research. The study, published in February in the Journal of Ecology , also found that this trend is increasing. In...

Burned Trees from the West Fork Complex Fire in 2013.

Subsequent years of beetle kill and wildfire slow regeneration of Colorado forests

Feb. 22, 2021

Conifer trees — spruce, Douglas fir, and pine trees — make up many of Colorado’s subalpine forests, essential habitats for many of the state’s birds and small mammals. These historically dense forests are also essential for sequestering and storing carbon, and hold snowpack during the winter, making them necessary in...

A forest in the San Juan range of the Rocky Mountains, with dead Engelmann spruce trees alongside live aspen trees.

Combined bark beetle outbreaks and wildfire spell uncertain future for forests

Feb. 9, 2021

Banner image: A forest in the San Juan range of the Rocky Mountains, with dead Engelmann spruce trees alongside live aspen trees. (Credit: Robert Andrus) Bark beetle outbreaks and wildfire alone are not a death sentence for Colorado’s beloved forests—but when combined, their toll may become more permanent, new CU...

A male elk stands in a forest clearing

Forests bouncing back from beetles, but elk and deer slowing recovery

Feb. 13, 2020

Trees killed by bark beetles remain standing in the southern Rocky Mountains. (Credit: Robert Andrus) Two words, and a tiny little creature, strike fear in the hearts of many Colorado outdoor enthusiasts: bark beetle. But new research from CU Boulder reveals that even simultaneous bark beetle outbreaks are not a...

Collage of students doing research and mountain terrain in summer and winter

GEOG 4371 / 5371 Forest Geography

Are you interested in forest ecology and in getting hands-on field experience for a future career in the environment? Have you ever wondered how trees grow so large and live so long? Are you curious about how disturbances such as bark beetles and fire impact our Colorado forests? If you...

Department of Geography Excellence in Graduate Teaching Awards for Spring 2017

May 10, 2017

The Department of Geography is pleased to announce the Excellence in Graduate Teaching Awards for Spring 2017. These awards recognize excellent teaching practices from our Department's graduate students while teaching or assisting with undergraduate classes or working with undergraduate students in a research setting. Joel Correia has been awarded the...

Seven Geography Graduate Students Receive Beverly Sears Research Grants

March 27, 2017

Robert Andrus, Joel Correia, Angela Cunningham, Zhaxi Duojie, Mehran Ghandehari, Eric Lovell and Kyle Rodman have each received a Beverly Sears Research Grant. These grants provide funds to assist the student with their PhD research.

Three Geography Graduate Students receive Spring 2017 Department Teaching Awards

March 27, 2017

The Department of Geography Annual Awards for Excellence in Graduate Teaching have been awarded to Joel Correia (GPTI award), Robert Andrus (TA award), and Adam Mahood (Mentoring Award).

Robbie Andrus Awarded NSF DDRI

Aug. 16, 2016

Robbie was awarded a National Science Foundation Doctoral Dissertation Research Improvement (DDRI) grant. The award will support his dissertation research project titled "Assessing regeneration niche limitations to upslope migration of subalpine forests: Implications of a changing climate and shifting disturbance regimes". For more information, see the NSF award page

Graduate Student Awards - Spring 2016

May 9, 2016

The Department of Geography, University of Colorado Boulder congratulates the winners the following Graduate Student Awards. These awards were recognized at our Spring Commencement Ceremony on May 6, 2016. Gilbert F. White Doctoral Fellowship for 2016-2017 - Theodore Barnhart and Yang Yang Adam Kolff Memorial Research Fellowship for MA Students...