Brooke Stephenson, Boulder Reporting Lab

Residents say they support repairing Sumac Avenue but object to being asked to pay for part of an $8.4 million project under decades-old annexation agreements.

The county is taking feedback on alternating trail use until May 19, after which it will decide on restrictions. The Boulder Mountainbike Alliance says the pilot is rushed and unnecessary.

Boulder's NOAA lab tracks greenhouse gases and ozone. Most staff are employed through a cooperative agreement with CU Boulder and funded through federal grants the Trump administration has not released.