Environmental study: Is enough being done?

BOULDER – What kind of environmental studies are necessary to build the Northwest Parkway?

It’s a question still being hotly debated. And the final answer will be a pivotal factor in how quickly the first shovel of dirt is turned for the proposed 10-mile toll road.

Several vocal groups say no one really has examined the cumulative impacts of the larger beltway being constructed piecemeal around metro Denver. They also say there is enough federal involvement in the private Northwest Parkway project to require a more in-depth environmental study than what the Northwest Parkway Public Highway Authority presently plans.

Steve Hogan, director of…