RealClimate: The global CO2 rise: the facts, Exxon and the favorite denial tricks
Doesn't carbon dioxide in the atmosphere come from natural sources? | NOAA Climate.gov
RealClimate: The global CO2 rise: the facts, Exxon and the favorite denial tricks
Carbon uptake has doubled over last 50 years - but where is it going? - Carbon Brief
Climate Change Indicators: U.S. Greenhouse Gas Emissions | US EPA
Who's Afraid of CO2? | NCPA
How do human CO2 emissions compare to natural CO2 emissions?
RealClimate: The global CO2 rise: the facts, Exxon and the favorite denial tricks
Climate Change Indicators: U.S. Greenhouse Gas Emissions | US EPA
Climate myths: Human CO2 emissions are too tiny to matter | New Scientist
How do human CO2 emissions compare to natural CO2 emissions?
RealClimate: The global CO2 rise: the facts, Exxon and the favorite denial tricks
Carbon Dioxide 101 | netl.doe.gov
Sources of Greenhouse Gas Emissions | US EPA
How do human CO2 emissions compare to natural CO2 emissions? | CO2 Human Emissions
Climate myths: Human CO2 emissions are too tiny to matter | New Scientist
How Much of Atmospheric CO2 Increase is Natural? « Roy Spencer, PhD
How Much CO2 Do We Produce? | Mathematics for Sustainability: Student Blog Spring 2015
Greenhouse gases' effect on climate - U.S. Energy Information Administration (EIA)
Doesn't carbon dioxide in the atmosphere come from natural sources? | NOAA Climate.gov
RealClimate: The global CO2 rise: the facts, Exxon and the favorite denial tricks
Climate myths: Human CO2 emissions are too tiny to matter | New Scientist
/cdn.vox-cdn.com/uploads/chorus_asset/file/19372447/nature_ccu_chart.png "Climate change: 6 uses for CO2 that could cut emissions and make money - Vox")
Climate change: 6 uses for CO2 that could cut emissions and make money - Vox
Contributions of natural systems and human activity to greenhouse gas emissions - ScienceDirect
RealClimate: The global CO2 rise: the facts, Exxon and the favorite denial tricks
