Transportation

It's official: traffic congestion is at the tipping point. The frustration this year hit a fever pitch when INRIX deemed Boston as the most congested city in the country and a year-long Baker administration study put facts and figures on a trend most drivers had already observed.

Gov. Charlie Baker and Gov. Chris Sununu, both Republicans, disagree over the value of a regional pact to drive down carbon emissions. Baker said the Transportation Climate Initiative, which could raise that gas tax by 17 cents, is the "best way" for states to meet emission reduction goals.

Cannabis, Polar Park, The Reactory, Worcester Regional Airport - Here is what we think will happen in 2020.

A new study says there's potential for more than 18,000 extra housing units along the three commuter rail lines serving Central Massachusetts, with most in MetroWest.

Report found "safety is not the priority at the MBTA, but that did not come as a surprise to the longtime leader of an T watchdog group, who warned this week that the agency will need new money to fix its deep-rooted problems.

The MBTA is expected to get an extra $51 million next thanks to sales tax revenue increases that were not forecast, leading officials to predict a smaller budget deficit than they anticipated in October.

The pact being developed by Massachusetts and other East Coast states to cap carbon emissions from vehicles could add up to 17 cents to the price of a gallon of gas, according to the newest estimates, but could also generate more than $500 million in revenue for state government in Massachusetts.

Lawmakers made their case for increasing fees on ride-hailing trips, expanding highway tolls, and charging drivers for every mile they travel as a way to boost revenue for the state's growing transportation needs.

Rectrix Aviation, which flew seasonal commercial flights from Worcester Regional Airport to Hyannis starting in 2017, has suspended its commuter shuttle service.

The authority's CEO said a key will be making sure the current flights are flying at closer to capacity.