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Udall backs renewable energy bill

Would require reaching 25 percent by 2025

Bidders avoid solar auction in droves

BLM’s first-ever such sale draws nobody but the crickets

Governor stays green

Hickenlooper signs renewable-energy mandate

Tri-State calls for renewable mandate veto

Meeting rural requirements would cost billions, firm says

Mesa Verde greening up

Visitor Center strives for net-neutral energy use

House ups renewable power mandate

GOP: Setting quotas for expensive sources will harm rural economies

Renewable-energy bill clears Colo. Senate

Republicans worry about impact it will have on rural consumers