Hundreds of thousands of Sanborn maps mapped the fire risk of every US city with over 1,000 people in the 20th century.

A grass fire burning in Boulder County near the Broomfield border is moving northeast from Louisville, prompting evacuations in nearby areas.

After a wildfire, rain washes away soil for years. A new study reveals massive losses and hidden risks in a global map.

Residents in the area of Siskiyou County’s Butler Fire were told to prepare to evacuate because of an ominous weather forecast. Related Articles Infographic: How the land was cleared after the L.A.