• Urban agriculture in London by James Petts 

      Petts, James; World Health Organization. Regional Office for Europe (‎EUR/01/5026025(‎1)‎, 2001)‎
      London is a vibrant city which is visited each year by 10 million people for business and entertainment. Although London's health mirrors the national picture, variations within the capital reflect socioeconomic conditions. Beneath the dynamic interactions of people, products and activities lies a fundamental social, economic and environmental unsustainability. London's total footprint extends to about 125 times its surface area, i.e. it requires the equivalent of the entire productive land area of Britain to sustain itself. The food industry ...