Kevin Anchukaitis talks about his work researching tree rings and how they reveal new observations of climate change.; Proceedings of the American Philosophical Society. Vol. 161, No. 3 (September 2017) pp. 244-263.
Lonnie Thompson talks about his work drilling ice cores around the world on the highest peaks. "I human beings have a future, it's in working together"; Proceedings of the American Philosophical Society. Vol. 161, No. 3 (September 2017) pp. 226-243.
