I’ve recently seen a few great free resources for learning about the climate crisis:
A couple of the regular RealClimate contributors teach a class at the University of Chicago, which they’ve just turned into a free online series: Open Climate 101. I’m thinking of signing up myself – although I know most of the background I still keep learning new things about the whole system works and I bet there are gaps I’m unaware of in my knowledge.
David MacKay, author of Sustainable Energy – without the hot air (which is itself an excellent free book) recently announced an update to the UK Department of Energy & Climate Change‘s 2050 Pathways Calculator. This is a great tool which lets you pick a menu of policy options and see how close they’d come to meeting the UK’s stated goal of bringing greenhouse gas emissions down to 80% of 1990 levels by 2050. Obviously the absolute numbers are UK-specific, but unless you are or aspire to be a policy maker yourself it’s most interesting as a way of getting a handle on the relative usefulness of the different approaches. I certainly learned a lot from playing with it yesterday:
And finally, it’s a much narrower resource, on one question alone, but I really like this visualisation of the difference between climate and weather: