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Simple I-O Calculator
Personal Carbon Calculator (Hawai'i)
Business Carbon Calculator (Hawai'i)
Personal Carbon Calculator (Other US States)
Business Carbon Calculator (Other US States)
Event & Travel Calculator
Enter your info
Pounds of carbon dioxide/YEAR
Island you live on
Oahu
Big Island
Kauai
Lanai
Maui
Molokai
Number of Employees
Transportation
AUTOMOBILE
How many vehicles do you own?
Hybrid/Biodiesel:
using Regular
using Diesel
Small Car:
using Regular
using Diesel
Medium-sized Car:
using Regular
using Diesel
Large Car/Truck/SUV:
using Regular
using Diesel
AIR TRAVEL
How many roundtrip inter-island flights do you take each year?
How many roundtrip flights to the mainland or other destinations do you take per year?
BUS
How many miles do your employees travel by bus in a month?
Energy Use
How much do you pay for electricity each month?
How much do you spend on natural gas each month?
Click here for an explanation of the formulas used by this calculator