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Residents of Chennai city are also of the opinion that there is a healthy feeling in the atmosphere after the lockdown was implemented.
Of the world’s cities with the worst air pollution last year, the top 148 are in the Asia-Pacific region, according to a Swiss air quality technology company.
More than half a dozen European firms have announced developments of Urban Air Mobility vehicles for passenger use or for unmanned cargo sorties.
The scientists developed a non-invasive technology to detect these electric signals from the surface of plants without damaging them.
Officials at Nepal's only international airport in Kathmandu said poor visibility, which was down to 1,000 metres on Monday, widely disrupted flights.
Zero-emission charging station improves air quality, challenges related to EV charging infrastructure, power grid management and integration of renewable energy.
In India, the world's third biggest emitter, emissions rose above 2019 levels from last September as economic activity increased and restrictions were relaxed.
Climate diplomats and campaigners believe the US will be turning its promises into action by committing to reach net zero emissions by or before 2050.
For the study, the researchers included 503 patients without cardiovascular disease or cancer who had undergone imaging tests at MGH for various medical reasons.
It is important to include nasal sanitisation in your daily hygiene routine - not only when you come home but even if you haven't stepped out at all.
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