carbonfootprint.com
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carbonfootprint.com is an online resource that provides carbon footprint calculators for households, travel, and business, along with practical tips to reduce emissions and options to offset remaining carbon.
More resources on Carbon Footprint Reduction
drawdown.org
Drawdown.org is a hub of evidence-based climate solutions from Project Drawdown. It features profiles and data on 100+ solutions across sectors (energy, land, food, buildings, and more), plus interactive tools, case studies, and policy guidance to reduce greenhouse gas emissions.
Drawdown: The Most Comprehensive Plan Ever Proposed to Reverse Global Warming
Project Drawdown's catalogue of 100 climate solutions, from refrigerant management and reduced food waste to onshore wind, each ranked by modeled emissions reduction and cost. Readers learn which technologies and practices could reduce atmospheric greenhouse gases most by 2050.
wri.org
World Resources Institute (WRI) is a global environmental policy research organization that offers data-driven analysis, reports, and interactive tools on climate, energy, forests, water, and sustainable development to inform policy and business decisions.
WWF Footprint Calculator
Short questionnaire from WWF-UK that estimates an individual's annual carbon footprint across food, travel, home energy, and purchases. Users see which habits dominate their emissions and receive practical suggestions for reducing them.
How Bad Are Bananas?
Mike Berners-Lee estimates the carbon footprint of everyday items and activities, from a text message to a flight or a house fire, in grams and tonnes of CO2e. Readers build intuition for which choices matter most for personal emissions.
Carbon Footprint Reduction
Two-hour introductory course from the Coursera Instructor Network covering climate change basics, major emission sources, and reduction options such as renewables, efficiency, and carbon capture. Learners finish able to plan carbon reduction steps at personal and organizational level.