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Easy⏱ time2 hr$ cost0

Carbon Footprint Tool

Build a simple calculator that estimates a household's carbon footprint from daily habits.

Start building ↓
fig — working model Result first

The build

Step 01

Gather factors

Collect emission factors for travel, energy, food.

Step 02

Build inputs

Ask for distances, kWh, diet, etc.

Step 03

Calculate

Multiply each habit by its factor and sum.

Step 04

Show results

Chart the footprint and suggest cuts.

Working Principle

Each activity has an emission factor; multiplying your amounts by these and adding them up estimates your total carbon output.

The science behind it

A closer look

It turns lifestyle data into COâ‚‚ estimates, making invisible emissions visible and comparable.

Take it further

Variables to test

  • 1 Which habit dominates the footprint?
  • 2 Model one change — how much does it cut?
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