>> reporter: these wildfire near lancaster california scorched more than 30,000 acres and destroyed 24 homes. weeks before the blaze, this area had been identified for ghgh fire risk by a nasa satellite tracking moisture content across california. >> we can help fight fires before they even begin and also y an a lot of money and definitely save lights. >> reporter: he is a scientist at chatman university, he is working with a team at nasa's jet propulsion laboratory that is using two weather and earth g serving satellites to survey millions of acres of california. r> this whole area is very dry, totally dry. >> the data shows changes in vegetation and soil moisture. it identifies where the fire dang search highest, allowing nsee agencies to plan their response before a fire occurs. >> when a fire is reported, fire agencies they bring out everything they need, helicopters, dozers, trucks, so if they can better assess what wh the danger level is in a certain