This page contains much of the information that formerly was catagorized under our Technical page, which contained information from our scientists and specialists. If you are unable to find the information from our scientists that you are seeking, please look under Nature and Science.
Greening and Sustainability in YNP Learn what Yellowstone is doing to preserve and protect more...
Did You Know?
The 1988 fires affected 793,880 acres or 36 percent of the park. Five fires burned into the park that year from adjacent public lands. The largest, the North Fork Fire, started from a discarded cigarette. It burned more than 410,000 acres.