7. Causes of climate change Causes Ocean Circulation Volcanic eruptions Solar variations Orbital variations Greenhouse gasses Feedback Clouds, Aerosols, Water vapour, Ice reflectivity, GHG
8. Changes to the atmosphere Changes to global climate Changes to regional climate Impacts on local natural and human systems www.stephenschneider.stanford.edu Cascading uncertainty
9. Role for agronomy & farming systems Changes to the atmosphere Emission scenarios Changes to global climate Global circulation models Climate Science Changes to regional climate Downscaling models Role for agronomy and farming sysgtems Impact models Impacts on local natural and human systems www.stephenschneider.stanford.edu Cascading uncertainty