Air Pollution

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A team of researchers from the Max Planck Institute for Chemical Ecology in Jena, Germany, and the University of Virginia, USA, has studied the impact of high ozone air pollution on the chemical communication between flowers and pollinators. They showed that tobacco hawkmoths lost attraction to the scent of their…

Yes, kids can get Covid-19. They can also spread it. They might even be better at spreading it than adults are. You wouldn’t know that from listening to the White House, though. “It’s not just that children are not at risk at all from this disease. They also do not…

People walk in Causeway Bay on Tuesday as the Air Quality Health Index recorded “very high” air pollution levels. Photo: Sam TsangExperts link elevated levels of pollutants to the influence of Typhoon Maysak, expected to make landfall in South Korea on Thursday Combination of high temperatures and strong sunlight is…

A destructive storm is rising from warm waters. Again.America and the world are getting more frequent and bigger multibillion dollar tropical catastrophes like Hurricane Laura, which is menacing the U.S. Gulf Coast, because of a combination of increased coastal development, natural climate cycles, reductions in air pollution and man-made climate…

A destructive storm is rising from warm waters. Again.America and the world are getting more frequent and bigger multibillion dollar tropical catastrophes like Hurricane Laura, which is menacing the U.S. Gulf Coast, because of a combination of increased coastal development, natural climate cycles, reductions in air pollution and man-made climate…

The government has given the green light to an escalator and walkway system to link the Fortress Hill MTR station with the top of Braemar Hill – after considering the plan for over a decade. However, no concrete details were given for the design of the system, its cost, or…

We need a global debate on the best way to respond to these demographic changes.Photo illustration by Arthimedes / ShutterstockIn their 1968 book The Population Bomb, biologists Paul Ehrlich and his wife Anne foretold a Malthusian future of famine and disease if humanity failed to control its growth. The Ehrlichs’…

A 108-foot-long "ocean-in-a-lab" reveals how sea spray aerosols could interact with pollutants to influence climate. Credit: Erik Jepsen (University of California San Diego) Oceans cover almost three-quarters of the globe, yet little is known about how gases and aerosols made by ocean microbes affect weather and climate, or how human-produced…

China wants to boost transport of bulk cargo by railway to cut air pollution. Photo: XinhuaChina’s plan to shift the transport of bulk cargo from dirty, diesel-burning trucks to cleaner electric-powered railcars is falling behind target The country’s state-run railway system is plagued by inefficiency, a lack of coordination and…