90% of the world suffers from harmful levels of air pollution
The average level of particulate matter (PM2.5) pollution in the largest cities in the world is 39 ug/m3, nearly 4 times higher than the World Health Organisation guideline of 10 ug/m3, according to analysis conducted by NGO OpenAQ.
Governments must reallocate road space, says new report
Governments must reallocate road space in order to improve the environment and create healthier cities, according to a new report published by the International Transport Forum.