1.

Carbon footprint is the amount of carbon dioxide released into the atmosphere because of human activities. By which of the following ways we can reduce the carbon footprint?

A.  By keeping an electrical device on standby mode when not in use
B.  Print on single side of paper Instead of writing
C.  Use of CFLs in daytime and bulbs in night to study
D.  Use of public transport or carpool wherever and whenever we can
Answer» E.


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