carbon dioxide equivalent, definition of

Organic foods are made in a way that limits or excludes the use of synthetic materials during production. For the vast majority of human history, agriculture can be described as organic; only during the 20th century was a large supply of new synthetic chemicals introduced to the food supply. This more recent style of production is referred to as "conventional." Under organic production, the use of conventional non-organic pesticides, insecticides and herbicides is greatly restricted and saved as a last resort.

• Zero-carbon home generates income by making more energy than it needs
  The home of the future could slash your utility bills and generate enough money to help pay the mortgage. UK firm Koru Architects designed and built one such house, named the Lloyd House, that’s effectively zero-carbon and runs entirely on renewable...