Environment and Ecology
2021
Climate Change
International Conservation Efforts

The 'Common Carbon Metric', supported by UNEP, has been developed for

B.enabling commercial farming entities around the world to enter carbon emission trading
A.assessing the carbon footprint of building operations around the world
C.enabling governments to assess the overall carbon footprint caused by their countries
D.assessing the overall carbon footprint caused by the use of fossil fuels by the world in a unit time