It will always pay off to plan ahead for your journey and see if there are problems on the road. Therefore you can take action by either changing your route or method of travel and not contributing to the air pollution by sitting in a traffic jam unnecessarily.
Check One.Network for a variety of information on roadworks and traffic issues in the UK.
You can also follow Highways England and other Highway Authorities on social media accounts such as Twitter for up to date notifications.
There are several smartphone apps available that can also provide you with up to date information of the current road network.