Once: Win $500 if you are the 500th person to answer this question....
'which are the only two developed nations not to sign the KYOTO agreement to reduce greenhouse gas (GHG) emissions?'
If you buy something in our shopping cart, just enter the answer in the comments box. Alternatively, you can just email the answer to email@example.com
*Please note - only one entry per person by email, if entering via shopping cart, enter as many times as you like..