No one enjoys choking on smog, but are more trees really the answer for polluted city air? It’s not as clear-cut as you might think. Air pollution is clearly a problem for health and well-being – and as more and more people across the world move to live in megacities, they could miss out on the fresh air associated with the green countryside.
So far, many strategies have been put in place to try and mitigate urban air pollution: from introducing congestion charges to imposing car bans, promoting electric vehicles to providing more car-free zones. One group has even suggested making London a “national park city”. If you can’t escape to the countryside, then you can instead bring the countryside feel to the city.
Urban planners seem to be increasingly focused on promoting more green spaces in our towns and cities, creating a truly “urban jungle”. […]