Wrapping Glaciers, Making Clouds, and Reflecting Sunlight

An image in the online Encyclopaedia Britannica illustrating the various strategies for climate engineering has always bothered me. Alongside the highly technical and speculative proposal of placing orbiting mirrors in space to intercept the sun’s rays sits the highly unsophisticated and low-tech proposal of wrapping melting glaciers with huge sheets of white fabric. The juxtaposition …