Green Christmas Trees

Apparently, most plastic Christmas trees end up in the garbage before their fifth year. This makes them a very poor substitute, ecologically-speaking, for real Christmas trees. It needs to be used for at least 12 years to break even with the average real Christmas tree, from a carbon footprint perspective (3.5kg per real tree). One…

How to work out what any domestic appliance costs to run

There are two different types of appliance when it comes to working out energy use – the appliances that use a fixed amount, and the appliances that vary their consumption. The first type is simple and the necessary info is the item’s declared power in Watts or Kilowatts, such as these typical items: iron (1.5kW)…