This past year, 2017, was the worst fire season in American history. Over 9.5 million acres burned across North America. Firefighting efforts cost $2 billion. This past year, 2017, was the seventh-worst Atlantic hurricane season on record and the worst since 2005. There were six major storms. Early estimates put the costs at more than $180 billion. As the preventable disease hepatitis A spread through homeless populations in California cities in 2017, 1 million Yemenis contracted cholera amid a famine.