Why do conservatvies want to spend money on the border wall or increase the deficit but not protect humanity?

https://www.extremetech.com/extreme/254665-nasas-3-5-billion-plan-keep-yellowstone-ever-erupting Conservatvies likely would not give money to nasa so that the scientists can prevent the Yellowstone super volcano from erupting If the volcano erupts, then all of humanity is wiped out But conservatvies want to...