May be due to the lack of water and rain. im not 100% sure but ill try googleing it too.
They are like an effect <span>on the local and global </span>weather<span> systems on the earth</span>
Improve irrigation and provide hydroelectric power.
To explain the geyser and hot spring that are formed in Yellow Stone National Park. Base on my research i came up with this explanation, First this park is well known for their natural wildlife habitat and most of all its geothermal features specially the Geysers and hot spring so it means the park has and active volcanic activity inside that allows the ground to form such features