Hydrogen is much less common as an element on Earth. Its density is so low that it long ago escaped from Earth's gravitational attraction. Hydrogen does occur on Earth in a number of compounds, however, most prominently in water. Water is the most abundant compound on Earth's surface.
easement by prescription. An easement acquired by continuous, open, and hostile use of the property for the period of time prescribed by state law. Print Cite / Link.
An easement is the permanent right to use a portion of the property of another for a specific use or purpose. Easements are typically created (or reserved) by an express document, whether it be a deed, land contract, dedication in a plat, a deed restriction document, or a specific easement agreement.