sandra quince, ceo from paradigm for parity.pears to be intensifying, according to new research using observations from tens of thousands of people at various locations around the world. observations from citizen scientists over the past 12 years reveal that stars in the night sky are becoming more difficult to see, and that's due to the rapidly growing light pollution. i am nowjoined by the space science commentator and local astronomer andrew lound. thank you very much forjoining us on bbc news. stars in the sky are essentially becoming harder to see now because of the growing low pollution, so how concerned are you about the findings of this research? very concerned, thank you for having me on to talk about this. i have been involved in trying to reduce low pollution is the 1980s, this is not a new problem it is a very old problem it is a very old problem indeed. 0ne problem it is a very old problem indeed. one of the big issues that we have and always has been has been the major streetlights, which are operating, and it is t