CO2 emissions from human activities have imbalanced the atmospheric carbon budget, significantly contributing to climate change, contrary to online claim – Climate Feedback
Overview of Greenhouse Gases | US EPA
Sources of Greenhouse Gas Emissions | US EPA
RealClimate: The global CO2 rise: the facts, Exxon and the favorite denial tricks
Analysis: Which countries are historically responsible for climate change? - Carbon Brief
More Carbon Emissions Will Kill More People. Here's How Many.
Greenhouse Effect 101 | NRDC
Topic 1: Observed changes and their causes — IPCC
globalwarmingindex.org -- Tracking progress to a safe climate
Climate Change Indicators: U.S. Greenhouse Gas Emissions | US EPA
Global Greenhouse Gas Emissions Data | US EPA
Climate myths: Human CO2 emissions are too tiny to matter | New Scientist
Which emits more carbon dioxide: volcanoes or human activities? | NOAA Climate.gov
Greenhouse gas emissions - Wikipedia
Climate change and flying: what share of global CO2 emissions come from aviation? - Our World in Data
The U.S. Is the Biggest Carbon Polluter in History. It Just Walked Away From the Paris Climate Deal. - The New York Times
Contributions of natural systems and human activity to greenhouse gas emissions - ScienceDirect
Climate myths: Human CO2 emissions are too tiny to matter | New Scientist
Analysis: Which countries are historically responsible for climate change? - Carbon Brief
Climate change in Canada - Wikipedia
How do human CO2 emissions compare to natural CO2 emissions?
Are humans too insignificant to affect global climate?
Greenhouse gas emissions by country and sector (infographic) | News | European Parliament
Climate change and flying: what share of global CO2 emissions come from aviation? - Our World in Data
