Adding more lanes increases the amount of traffic. It’s not a fix for anything.
More lanes, more space, more people taking the route. It might seem counter-intuitive, but if you want to reduce traffic, you remove roads. Building viable alternatives to cars is the best way, fights pollution and congestion. People will use the trains, trams and buses, if good service exists.
Adding more lanes increases the amount of traffic. It’s not a fix for anything.
More lanes, more space, more people taking the route. It might seem counter-intuitive, but if you want to reduce traffic, you remove roads. Building viable alternatives to cars is the best way, fights pollution and congestion. People will use the trains, trams and buses, if good service exists.