Free Environmental Tools
Environmental Impact
Calculators
Privacy-first tools to measure and reduce your environmental footprint. No signup required.
Carbon Footprint Calculator
Calculate your carbon emissions from transportation, energy, and lifestyle.
Fuel Cost Calculator
Calculate fuel costs and compare vehicle efficiency for any trip.
Solar Savings Calculator
Estimate solar panel savings, ROI, and environmental impact.
Water Usage Calculator
Track daily water usage and discover conservation opportunities.
Recycle Savings Calculator
Calculate the environmental impact of your recycling efforts.
Business Commute Carbon Calculator
Calculate employee commuting carbon footprint and remote work impact.
Corporate Carbon Emissions Calculator
Calculate Scope 1, 2, and 3 greenhouse gas emissions per GHG Protocol.
Waste Audit & Diversion Rate Calculator
Calculate waste diversion rates and track zero-waste progress.
Energy Efficiency ROI Calculator
Calculate return on investment for energy efficiency upgrades.
Appliance Energy Cost Calculator
Find what any appliance costs to run in electricity per day, month and year.
Heat Pump vs Furnace Calculator
Compare heat pump running cost and emissions against a gas, oil or electric furnace.
EV vs Gas Car Calculator
Compare an EV against a gas car on ownership cost and lifetime CO2.
Flight Carbon Footprint Calculator
Calculate CO2 from any flight by distance, cabin class and radiative forcing.
Freight & Shipping Emissions Calculator
Calculate freight CO2e by weight, distance and mode for Scope 3 reporting.
Fleet Electrification ROI Calculator
Model fleet EV conversion cost, payback year and CO2 avoided.
Carbon Offset Cost Calculator
Estimate offset cost by project type, from cheap avoidance to durable removal.
Cloud Carbon Footprint Calculator
Estimate cloud compute, storage and network emissions by provider and region.
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