03/22/2010 05:12 am ET Updated May 25, 2011

Natural Gas Drilling Impedes On Critical Wildlife Habitat: Report

DENVER (AP) -- A new report by a conservation group says that large tracts of land in northwest Colorado that support the country's largest mule deer and elk herds are under lease for oil and gas drilling.

The Colorado Wildlife Federation says its report is intended to give the public and policymakers a look at how much wildlife habitat has already been leased and the risks to an important part of the state's heritage.

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