![Bicycle collisions overall occurred in greater numbers north and west of Boston.](http://c.o0bg.com/rf/image_r/Boston/2011-2020/2014/09/29/BostonGlobe.com/Regional/Images/Lee_biker2_we.r.jpg)
More bikes on the road in Mass.
![Collisions involving bicycles in the Greater Boston suburban area increased by 9 percent from 2010 to 2012.](http://c.o0bg.com/rf/image_r/Boston/2011-2020/2014/09/29/BostonGlobe.com/Regional/Images/Lee_biker1_we.jpg)
Collisions involving bicycles in the Greater Boston suburban area increased by 9 percent from 2010 to 2012.
Matthew J. Lee/Globe Staff
| October 11, 2014
![A bicyclist rode on Somerville Avenue near Beacon Street.](http://c.o0bg.com/rf/image_r/Boston/2011-2020/2014/09/29/BostonGlobe.com/Regional/Images/Lee_biker6_we.jpg)
A bicyclist rode on Somerville Avenue near Beacon Street.
Matthew J. Lee/Globe Staff
| October 11, 2014
![The increase in accidents has come as biking’s popularity has soared.](http://c.o0bg.com/rf/image_r/Boston/2011-2020/2014/09/29/BostonGlobe.com/Regional/Images/Lee_biker5_we.jpg)
The increase in accidents has come as biking’s popularity has soared.
Matthew J. Lee/Globe Staff
| October 11, 2014
![Two bicyclists ran the red light at the corner of Somerville Avenue and Beacon Street.](http://c.o0bg.com/rf/image_r/Boston/2011-2020/2014/09/29/BostonGlobe.com/Regional/Images/Lee_biker4_we.jpg)
Two bicyclists ran the red light at the corner of Somerville Avenue and Beacon Street.
Matthew J. Lee/Globe Staff
| October 11, 2014
![Bicyclist Will Morgan, of Somerville, waited for the light to turn green.](http://c.o0bg.com/rf/image_r/Boston/2011-2020/2014/09/29/BostonGlobe.com/Regional/Images/Lee_biker3_we.jpg)
Bicyclist Will Morgan, of Somerville, waited for the light to turn green.
Matthew J. Lee/Globe Staff
| October 11, 2014
![Bicycle collisions overall occurred in greater numbers north and west of Boston.](http://c.o0bg.com/rf/image_r/Boston/2011-2020/2014/09/29/BostonGlobe.com/Regional/Images/Lee_biker2_we.jpg)
Bicycle collisions overall occurred in greater numbers north and west of Boston.
Matthew J. Lee/Globe Staff
| October 11, 2014
![A Brockton rider biked on Belmont Street.](http://c.o0bg.com/rf/image_r/Boston/2011-2020/2014/09/27/BostonGlobe.com/Regional/Images/wiggs_biking_123814.jpg)
A Brockton rider biked on Belmont Street.
Jonathan Wiggs/Globe Staff
| October 11, 2014
![MassDOT takes the lead in promoting bike safety and educational training programs across the state.](http://c.o0bg.com/rf/image_r/Boston/2011-2020/2014/09/27/BostonGlobe.com/Regional/Images/wiggs_biking_123800.jpg)
MassDOT takes the lead in promoting bike safety and educational training programs across the state.
Jonathan Wiggs/Globe Staff
| October 11, 2014