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 right of someone, the easement owner, to use another person's land for a specific purpose. The most basic easement is one that allows the easement owner access across the land of another, usually to reach and use land owned by the easement owner.