Rocky Mountain

Rocky Mountain PEER Director

Chandra, a Colorado native, serves as the Director of Rocky Mountain PEER. Formerly a staff attorney with Defenders of Wildlife specializing in endangered species and public lands issues, she has also worked for the U.S. Department of Justice and, under a legal fellowship, worked on a Superfund site with the Department of Energy. “I view my job as helping the region’s public service professionals do their jobs of protecting the diverse and abundant natural resources of the Rockies,” states Rosenthal. Chandra earned her law degree in 1993 at the Lewis and Clark Northwestern School of Law, where she focused her studies on environmental law.

Clear the air about Helmig

by Elizabeth Duan | July 4, 2020
“Last month, the University of Colorado Boulder released a scathing audit about the events that led to the firing of Detlev Helmig, formerly an associate research professor at CU’s Institute of Arctic and Alpine Research. According to the audit, which was released June 18, Helmig ...

Helmig’s work has saved lives

“I read with interest Katie Langford’s June 19 story regarding Dr. Detlev Helmig. I was drawn to this since I have not only used Dr. Helmig’s research in my work, but also presented with him to audiences along the Front Range. I do not want to discuss guilt or innocence. I want ...

Colorado should do more to control PFAS contamination

by Elizabeth Duan | June 26, 2020
“There is growing scientific evidence that the COVID-19 virus disproportionately impacts those with compromised immune systems. Unfortunately, segments of the Colorado public may be more at risk because of long standing contamination from per- and poly-fluoroalkyl substances (PFAS), ...

Arctic Climate Research Imperiled  

by Susan Sargent | June 23, 2020
University of Colorado Scientists Targeted by Oil Industry Removed ...

BLOG | University of Colorado Faculty Must Address Climate Science Censorship

by Chandra Rosenthal | June 8, 2020
The University of Colorado Boulder needs to ensure that special interests are not controlling climate change research conducted by university scientists ...

FACTSHEET | PFAS in Colorado

by Chandra Rosenthal | May 13, 2020
PFAS are a man-made chemical that are used in the manufacture of consumer goods including cookware, flame-retardants, waterproofing, furniture and take out containers ...
Phone: 202-265-7337

962 Wayne Avenue, Suite 610
Silver Spring, MD 20910-4453

Copyright 2001–2025 Public Employees for
Environmental Responsibility

PEER is a 501(c)(3) organization
EIN: 93-1102740