National Center for Atmospheric Research
Public release date: 2-Apr-2008
Contact: Rachael Drummond
rachaeld@ucar.edu
303-497-8604
Tom Wigley
wigley@ucar.edu
303-497-2690
National Center for Atmospheric Research/University Corporation for
Atmospheric Research
Roger Pielke Jr.
pielke@colorado.edu
303-735-0451
University of Colorado, Boulder
Emission reduction assumptions for carbon dioxide overly optimistic, study says
BOULDER–Reducing global emissions of carbon dioxide (CO2) over the
coming century will be more challenging than society has been led to
believe, according to a new research commentary appearing April 3 in
Nature.
The authors, from the University of Colorado at Boulder, the National
Center for Atmospheric Research (NCAR) in Boulder, and McGill
University in Montreal, say the Intergovernmental Panel on Climate
Change (IPCC) has significantly underestimated the technological
challenges of reducing CO2 emissions. The study, “Dangerous
Assumptions,” concludes that the IPCC is overly optimistic in
assuming that, even without action by policymakers, society will
develop and implement new technologies to dramatically reduce the
growth of future emissions.
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