This app helps to realize the amount of Carbon Dioxide released to the environment by a family in different ways. Here we will have to enter the required values of information to get the amount of CO2 produced per year by a family, and also a special relation with the amount of CO2 produced to the number of mango trees to be planted . This app gives realization to all , how we are increasing CO2 , leading to Global warming. Stay safe, and help environment survive.