UrbanGifts.co.uk

Find out how big your carbon footprint is with this heat reactive CO2 Mug.

When you add a hot drink to this mug, it will show you just who the worst offenders are for producing CO2.

The countries start off dark, but as the mug warms, they brightly change colour according to the value shown. A truly eye-opening mug that opens all sorts of topical debate.

Features:

• One CO2 Mug
• Heat reactive colour changing countries
• Chart of emissions are on the mug, in thousands of metric tons
• How much your country produces is shown by the colou
• Note: not dishwasher or microwave safe
  
• An insight into CO2 emissions for everybody