The Week In Green Numbers

5.5%

- fall in global wheat production #

3

- circuses in the UK which still use wild animals #

20%

- fall in DVD sales in the 1st Quarter of 2011 in the US, as more people download #

3,000

- number of people killed by a tsunami in the Bristol Channel in 1607 #

3mm

- yearly sea-level rise since the 1990s #