Question

what do you mean by carbon footprint? by observing earth hour how can we reduce our carbon footprint?

Answer 1

carbon footprint is the amount of carbon dioxide released in the atmosphere due to activities of individuals organisations etc.

methods to reduce it:-

a) drive a fuel efficient vehicle- it's not necessary to take your car to your work everyday. use public transport also. and if possible use bicycles.

b) solar panels- install Solar panels to the roof of your home. They're expensive but don't emit co2

c) save energy- use energy efficient appliances. switch off the appliances when not in need.