Environment 2015 Was the Hottest Year in History Fifteen of the 16 warmest years on record have occurred since 2001. Madeleine Thomas
Environment What Did the Hottest Year on Record Mean for the Midwest? The Midwest’s warm and soggy winter weather. Susan Cosier
Environment El Niño Isn’t Letting Up Forecasters predict the United States still has yet to experience the brunt of its erratic weather. Madeleine Thomas
Environment When, Where, and How Big? Solving the Mysteries of Mudslides Heavy El Niño rains could trigger mudslides in California this winter. These scientists are trying to figure out the whens and wheres. Alisa Opar
Environment Climate Change, El Niño, and the State of Emergency in Ecuador The Ecuadorian government has invested hundreds of millions over the past nine years to prepare for the storm that is about to batter the country. This year, the floods could be unprecedented. Noah Schumer
Environment Hello, El Niño: The Pacific Ocean Is Looking a Lot Like It Did in 1997 Forecasters say we have a 95 percent chance of having an El Niño event this winter, but predicting its local effects is iffier. Francie Diep
Environment Coastal Communities Could Be in for Some Trouble A strong El Niño and La Niña could cause flooding and erosion along the Pacific, according to new research. Madeleine Thomas
Environment ‘We Are the First to Go’ Students on island of Yap learn that climate change is not an abstraction in their futures. Justin Nobel