/tags/enivronment enivronment en-US Copyright Tue, 22 Aug 2017 18:44:27 GMT /environment/2017-08-22/what-our-national-parks-mean-to-us Terry Tempest Williams is an American author, naturalist, and conservationist. With more than a dozen books published, Williams has been called "a citizen… Tue, 22 Aug 2017 18:44:27 GMT /environment/2017-08-22/what-our-national-parks-mean-to-us