Climate 101 – I Love CO2
Carbon Dioxide, Methane, Nitrous Oxide, and the Greenhouse Effect - Conservation in a Changing Climate
Most Of The Rise In CO2 Likely Comes From Natural Sources
Climate Justice and Equity — Global Issues
Which emits more carbon dioxide: volcanoes or human activities? | NOAA Climate.gov
Which emits more carbon dioxide: volcanoes or human activities? | NOAA Climate.gov
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,
Carbon uptake has doubled over last 50 years - but where is it going? | Carbon Brief
How do human CO2 emissions compare to natural CO2 emissions?
Greenhouse gases' effect on climate - U.S. Energy Information Administration (EIA)
Identifying human and nature role in CO2 emissions is key to control global warming | Euronews
The global CO2 rise: the facts, Exxon and the favorite denial tricks « RealClimate
Climate Change Cluedo: Anthropogenic CO2
Natural and human-made CO2 differentiation possible thanks to new monitoring technique | Bits of Science
How Much of Atmospheric CO2 Increase is Natural? « Roy Spencer, PhD
Topic 1: Observed changes and their causes — IPCC
C3: Memo To Senators: Global Warming Happens Regardless of Human CO2 Emission Growth, It's Quite Natural
The global CO2 rise: the facts, Exxon and the favorite denial tricks « RealClimate
Attribution of recent climate change - Wikipedia
Climate change | Population Matters | Every Choice Counts | Sustainable World Population
The human fingerprint in global warming
Global Warming: A closer look at the numbers
