Climate
- 			 Climate ClimateThe list of extreme weather caused by human-driven climate change growsThe tally of extreme weather events linked to climate change continues to grow, with new studies outlining links to more than a dozen events in 2017. 
- 			 Climate ClimateGlobal carbon dioxide emissions will hit a record high in 2018Carbon dioxide emissions from China, the United States and India all rose this year, a new report finds. 
- 			 Oceans OceansVolcanic eruptions that depleted ocean oxygen may have set off the Great DyingMassive eruptions from volcanoes spewing greenhouse gases 252 million years ago may have triggered Earth’s biggest mass extinction. 
- 			 Climate ClimateHalf the world’s annual rain falls in just 12 daysClimate change could shorten the time it takes for the world to receive half its annual precipitation from 12 days to 11 by 2100. By Kyle Plantz
- 			 Climate ClimateHere’s how much climate change could cost the U.S.A report by hundreds of scientists from 13 federal agencies starkly outlines the economic impacts of climate change on the United States. By Carolyn Gramling and Laurel Hamers
- 			 Climate ClimateDevelopment near natural areas puts more Californians in the path of wildfiresAs urbanization extends its reach into once-natural areas, more homes and people are at risk from wildfires. 
- 			 Earth EarthA massive crater hides beneath Greenland’s iceThe discovery of a vast crater in Greenland suggests that a 1-kilometer-wide asteroid hit the Earth between 2.6 million and 11,700 years ago. 
- 			 Animals AnimalsClimate change may have made the Arctic deadlier for baby shorebirdsWhat were once relatively safe havens in the Arctic are now feasting sites for predators of baby birds. By Susan Milius
- 			 Paleontology Paleontology‘End of the Megafauna’ examines why so many giant Ice Age animals went extinct‘End of the Megafauna’ ponders the mystery of what killed off so many of Earth’s big animals over the last 50,000 years. By Erin Wayman
- 			 Climate Climate‘18 Miles’ is full of interesting tales about Earth’s atmosphereThe new book ‘18 Miles’ takes readers on a journey through the atmosphere and the history of understanding climate and weather. By Sid Perkins
- 			 Climate ClimateHurricane Willa breaks an eastern and central Pacific storm season recordThe combined might of eastern and central Pacific hurricanes produced a record-breaking year of storm energy. 
- 			 Climate ClimateMore tornadoes are popping up east of the MississippiTornadoes are becoming slightly less frequent in Tornado Alley, while more are touching down farther east in the United States, a study suggests.