I heard earlier this week that the Mayor of London’s office is considering a ban on wood burning stoves and open fires in some parts of the capital where air quality is very poor. This is due apparently, to the high particulate content of wood stove smoke. My initial reaction was one of horror, of […]
I seem to remember that it’s a combination of reducing temperature and day-length that prompts deciduous trees to begin the process of leaf shedding. I am once again impressed with the precision of timing involved; after all trees don’t just dump their leaves – that would be too easy. Rather, it’s an active process. Lots of useful material […]