and Events

Check out our full calendar of activities, events, and educational opportunities. You're sure to find something to interest you. Please join us!

Events include:

  • Monthly educational programs and issues discussions
  • Local bird walks
  • Field trips
  • Preserve work days

For more details, see the current newsletter.


Tuesday, Dec. 5, 2023
Program: Hidden Prairie: Photographing Life in One Square Meter... >

Saturday, Dec. 16, 2023
Christmas Bird Count... >

Saturday, Dec. 16, 2023
Beginning Birder Club- Bird Movement - REGISTRATION CLOSED - Contact for waitlist... >

Tuesday, Jan. 2, 2024
Program: Birds and Beauty in Arizona... >


Northwest Illinois Audubon Society is a chapter of National Audubon Society, Inc.


Carbon Footprint Calculator

Carbon source Household Usage Pounds of CO2 emitted per year
(An average garbage can holds 32 gallons.) gallons/week lbs.
How do you heat your home?
For up to three vehicles, list the annual mileage and fuel economy.
mi./yr. mpg
mi./yr. mpg
mi./yr. mpg
How many members of your family eat the following kind of diet?
The data used to create this Carbon Footprint Calculator are based on work done by the U.S. Department of Energy, the U.S. Environmental Protection Agency, the U.S. Department of Agriculture and the University of Chicago. This particular model for a "calculator" is based on that of the Empowerment Institute, the authors of Low Carbon Diet.

Other Sources?

We encourage you to keep a journal of other sources of carbon emissions that your family may generate. We can help you calculate their impact.

Ratings and Typical Use

How did your family compare?

Level 1: 80,000 lbs. and above
Level 2: 70,000 - 79,999 lbs.
Level 3: 60,000 - 69,999 lbs.
Level 4: 50,000 - 59,999 lbs.
Level 5: 40,000 - 49,999 lbs.
Level 6: 30,000 - 39,999 lbs.
Level 7: 20,000 - 29,999 lbs.
Level 8: 10,000 - 19,999 lbs.
Level 9: 1,000 - 9,999 lbs.
Level 10: < 1,000 lbs. Carbon Neutral!

Typical CO2 total emissions per household per year:

United States: 54,600
Germany: 27,700
Sweden: 14,600
Mexico: 10,600
Kenya: 400