Toutes les calculatrices Écologie9 calculatrices

Outils énergie & environnement

• Carbon Footprint CalculatorEstimate your annual CO₂ emissions from driving, flying, electricity and gas heating — with tree offset count.
• Car vs Bike CalculatorCompare the CO₂, cost, and calories of commuting by car versus by bicycle.
• Dripping Faucet CalculatorSee how much water a leaky tap wastes per day, month, and year.
• Wind Chill CalculatorHow cold it really feels when wind strips heat from exposed skin.
• Heat Index CalculatorHow hot it feels when humidity limits sweat evaporation, with heat-risk categories.
• Water Footprint CalculatorEstimate your daily and yearly water footprint from direct use plus diet, and compare it with the global average.
• Plastic Footprint CalculatorTally your yearly plastic use from bottles, bags, packaging, and cups — in kilograms and item counts.
• Solar Panel Savings CalculatorEstimate payback period, lifetime savings, and CO₂ avoided for a home solar panel system.
• Paper Use CalculatorConvert your paper consumption into trees, water, and CO₂ — for households, classrooms, or offices.