China has a skyscraper-sized air-purification tower, London has NO2-eating paint. But are tech pollution solutions any good, or a handy distraction from the deeper issues - one that suits goverments and industry alike?
Beware China's 'anti-smog tower' and other plans to pull pollution from the air
31. ledna 2018 1:30
Klimatická změna
Příroda
Zdroj: The Independent
