Global Warming: A closer look at the numbers
How Much of Atmospheric CO2 Increase is Natural? « Roy Spencer, PhD
Climate Justice and Equity — Global Issues
The global CO2 rise: the facts, Exxon and the favorite denial tricks « RealClimate
Which emits more carbon dioxide: volcanoes or human activities? | NOAA Climate.gov
Main sources of carbon dioxide emissions | What's Your Impact
Anthropogenic carbon emissions - Energy Education
Climate 101 – I Love CO2
Which emits more carbon dioxide: volcanoes or human activities? | NOAA Climate.gov
The global CO2 rise: the facts, Exxon and the favorite denial tricks « RealClimate
C3: Memo To Senators: Global Warming Happens Regardless of Human CO2 Emission Growth, It's Quite Natural
Topic 1: Observed changes and their causes — IPCC
What are the main sources of carbon dioxide emissions? | Carbon dioxide, Emissions, Greenhouse gases
Climate Basics for Kids — Center for Climate and Energy Solutions
C3: What Causes Atmospheric CO2 Growth Rates To Change? Human CO2 Emissions or Natural Phenomenon?
Is Clive Palmer correct in claiming that 97% of carbon emissions are from natural sources (and as a corollary, we ought to focus some/all of our carbon reduction efforts on those sources,
Most Of The Rise In CO2 Likely Comes From Natural Sources
Contributions of natural systems and human activity to greenhouse gas emissions - ScienceDirect
Identifying human and nature role in CO2 emissions is key to control global warming | Euronews
Economic Growth and Climate Change Part 1 - Factors Influencing CO2 Emissions
Carbon Dioxide, Methane, Nitrous Oxide, and the Greenhouse Effect - Conservation in a Changing Climate
Climate change | Population Matters | Every Choice Counts | Sustainable World Population
NoTricksZone: "Not here to worship what is known, but to question it" – Jacob Bronowski. Climate and energy news from Germany in English – by Pierre L. Gosselin: Page 90
Carbon uptake has doubled over last 50 years - but where is it going? | Carbon Brief
The global CO2 rise: the facts, Exxon and the favorite denial tricks « RealClimate
How do human CO2 emissions compare to natural CO2 emissions?
The human fingerprint in global warming
