FAQ

1) How much CO2 a grown tree consumes in a year?

Ans: Approx. 20 kg

2) What is the carbon footprint of a person in this lifetime.

Ans: Approx 2.5 ton/year

3) Approx number of trees that a person need to plant to be carbon neutral?

Ans: (Total carbon emission for  80* years)/(total carbon consumption by a tree for 30* yeras) 

= (2500*80/20*30) ~ 330 Trees

*(assuming human life ~ 80 years, tree life ~ 30 years)