Final answer:
The environmental issue is Air pollution in London, United Kingdom, characterized by a high concentration of vehicle emissions contributing to poor air quality and health issues, which can be mitigated through driving restrictions.
Step-by-step explanation:
The European environmental issue associated with the statements provided is Air pollution in London, United Kingdom. The statements mention a problem related to geographic location, high levels of vehicle emissions, health issues such as lung cancer and asthma, and a ban on driving as a potential corrective measure. These factors are indicative of an issue with urban air quality, a consequence directly associated with the high density of cars and traffic found in London.
Local air pollution often originates from the combustion of fossil fuels by power stations, factories, and, significantly, motor vehicles. In urban areas like London, vehicle emissions contribute to a range of environmental and health problems. To address this issue, measures such as driving restrictions can be imposed to reduce emissions and improve air quality.