Earth Cycles
The Carbon Cycle: What Goes Around Comes Around
Further Exploration
How much will Earth warm if carbon dioxide doubles pre-industrial levels?
NOAA / Climate.gov - Discussion of what effects doubling pre-industrial carbon dioxide levels will likely cause, including an explanation of the equilibrium climate sensitivity concept.
Trends in Atmospheric Carbon Dioxide
Carbon Dioxide Information Analysis Center (CDIAC) - Graphs and downloadable data of carbon dioxide measurements from air smapling stations and ice cores.
Intergovernmental Panel on Climate Change
The offical website of the working group established by the United Nations Environment Programme and the World Meteorological Organization to assess human impacts on climate change.
Biography
Classics
On the influence of carbonic acid in the air upon the temperature of the ground
Svante Arrhenius's 1896 paper connecting major climatic changes to the carbon cycle.
News & Events
High Carbon Dioxide Levels Can Slow Plant Growth
Science Daily
Volcanic eruptions cause an increase in photosynthesis
Scientific American
News from around the world of science.
Research
Jasper Ridge Global Change Experiment
Scientists study the effect that increased CO2 levels have on plant growth.
United States Carbon Cycle Science Program
An interagency partnership among various U.S. government agencies to coordinate and facilitate federally funded carbon cycle research.
Google - Research database allows searching of the scholarly literature.
Experiment!
Personal Greenhouse Gas Calculator
EPA - an online calculator to obtain an estimate of a household's greenhouse gas emissions.
Next Generation Science Standards (NGSS)
Next Generation Science Standards: For States, By States
National Academies Press: A Framework for K-12 Science Education
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