You've probably never heard of Barnaby Joyce, but he has twice been deputy prime minister of Australia, from February 2016 to October 2017 and from December 2017 to February 2018. During both terms, he served as leader of Oz's National Party, which frequently allies with the country's biggest conservative party, called the "Liberal Party." The National Party was formerly known as "The Country Party" and represents farmers, grazers, and other rural residents. Like the United States, Australia is subject to agitation for CO2 emissions reduction in the name of "saving the planet." As deputy P.M. serving in coalition under the...