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BBC News - Science & Environment

1. Calls for post-Covid 'revolution' in building air quality
   Top experts in how diseases spread are calling for massive improvements to the air in buildings.
2. COP26: Alok Sharma urges nations to banish coal
   In a speech ahead of the COP26 event, Alok Sharma will say the coal business is "going up in smoke".
3. Ignore hype over hydrogen heating, government told
   The benefits of hydrogen-powered heating have been overplayed, say environmentalists.
4. Russia picks team for film shot on International Space Station
   An actress and director will blast off in October - but Tom Cruise also plans to visit the ISS.
5. Wastewater is 'polluting rivers with microplastic'
   "Frequent releases" of sewage create microplastic hotspots in UK rivers.