Putney High Street Breaches Annual NO2 Limits On 9th Day |
19/18 exceedances of the nitrogen dioxide legal limit recorded at 7am
Researchers from King's College London has released figures showing that air pollution limits have now breached the annual limit for 2017 - one day later than in 2016. Under EU rules the limit is not supposed to be exceeded more than 18 times in a year - the regulations are that the hourly upper limit for NO2 is 200 micrograms per cubic metre. January 9, 2017 |