From London in the United Kingdom to San Francisco in the United States and Beijing in China, 19 cities worldwide have reduced two major air pollutants by more than 20% since 2010. Measures such as cycle lanes, electric vehicles and limits on polluting traffic are driving cleaner air, with some cities cutting particulate pollution by up to 45%.
(c) Derek Lee

19 lungsod bumaba ang polusyon sa hangin nang higit 20%

THE GUARDIAN

Mula London sa United Kingdom hanggang San Francisco sa Estados Unidos at Beijing sa China, 19 lungsod ang nagbawas ng dalawang pangunahing polusyon sa hangin nang higit sa 20% mula 2010. Nakatulong ang bike lanes, electric vehicles at mga limitasyon sa maruming sasakyan upang luminis ang hangin.

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