Carbon footprint calculator

By using this application users can calculate their carbon footprint and if they want they can offset it.
They make a change by selecting what tree they wish to plant and from what tree provider.
CO2 calculator presents the number of trees necessary for offsetting the produced carbon-dioxide, taking that one fully developed tree can consume up to 21 kg of CO2 per year.
In the application, every provider has a separate page where users can select from two types of trees (deciduous and coniferous).
The goal of this application is to raise awareness about our impact on the environment and encourage people to act on it.