Yellowstone - 3 of 19
Yellowstone FAQs - 19 Found
If another catastrophic caldera-forming Yellowstone eruption were to occur, it would probably alter global weather patterns and have enormous impacts on human activity (especially agricultural production) for many years. At this time, however, scientists do not have the ability to predict specific consequences or durations of possible global impacts from such large eruptions.
The relatively small 1991 eruption of Mt. Pinatubo in the Philippines caused temporary, yet measurable, changes in global temperatures.