“In 2013, she created Fables on Global Warming, a performance-art ballet inspired by animal stories and, last year, presented an ecology-minded piece for families, Four Seasons – A Spinning Planet. Now with the premiere of On the Nature of Things, performed by Armitage Gone! Dance, March 25-27 at the American Museum of Natural History, Ms. Armitage’s activist side has grown even more brazen as she tackles climate change.”