From CBS News:
Scientists Meet To Try And Save Lascaux’s Murals In France At Risk Due To Global Warming.
(AP) Geologists, biologists and other scientists convened Thursday in Paris to discuss how to stop the spread of fungus stains – aggravated by global warming – that threaten France’s prehistoric Lascaux cave drawings.
Black stains have spread across the cave’s prehistoric murals of bulls, felines and other images, and scientists have been hard-pressed to halt the fungal creep.
Marc Gaulthier, who heads the Lascaux Caves International Scientific Committee, said the challenges facing the group are vast and global warming now poses an added problem.
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