405.631 tree-days
of absorption
Equivalent to a mature tree absorbing CO2 for 130 years
Community Impact
Every comparison helps the community reduce emissions, save money, and avoid unnecessary driving.
Community Impact
Every comparison helps the community reduce emissions, save money, and avoid unnecessary driving.
Each leaf = a trip optimized by Store Search
12
People using Store Search
Users who have run at least one comparison
80
Total comparisons run
Price comparisons across the community
$1.8K
Community savings
Total money saved vs worst store option
0.02 tonnes
CO2 emissions avoided
vs always choosing the closest/default store
112.8 mi
Miles of driving saved
Unnecessary driving avoided across all trips
How emissions are calculated
CO2 per mile (EPA & EIA data)
- Gasoline: 8,887g CO2/gallon
- Diesel: 10,180g CO2/gallon
- Hybrid: 4,887g CO2/gallon (~55% of gas)
- Electric: 386g CO2/kWh (US grid avg)
- Walking/Cycling: 0g CO2
Savings methodology
- Savings = CO2 to worst-option store - CO2 to best store
- Round-trip mileage used for all calculations
- Tree absorption: 21,772g CO2/year per mature tree
- Community totals accumulate with each shared comparison