Interesting article in BBC News this morning (2/04/19) involving the use of air-monitoring backpack to measure nitrogen dioxide and the smallest particles, called PM2.5.

Full Story: https://www.bbc.co.uk/news/science-environment-47777103

Highlights:

• “The countdown has begun to the launch of one of the world’s boldest attempts to tackle air pollution.”
• “The initiative comes as scientists say the impacts of air pollution are more serious than previously thought.”
• “One of the things that has troubled me is that because we can’t see the particulate matter, the nitrogen dioxide, the poison, you don’t take it seriously.”
• “But over the last few decades, research has revealed how gases like nitrogen dioxide and tiny particles, known as particulate matter or PM, can reach deep into the body with the danger of causing lasting damage.”