Meet the network saving federal environmental data. But, as Trump enters his second year, how long can this effort last?

When we go to the doctor, data is collected to understand our medical history and current vital signs. That data is also used by doctors to identify medical conditions and assess future actions.

For 25 years, a group of the country’s top experts has been fastidiously tracking the ways that climate change threatens every part of the United States. Their findings informed the National Climate ...