Keratoconus is a disorder of the eye which results in progressive thinning of the cornea. This may result in blurry vision, double vision, nearsightedness, astigmatism, and light sensitivity. Usually both eyes are affected. In more severe cases a scarring or a circle may be seen within the cornea. While the cause is unknown, it is believed to occur due to a combination of genetic, environmental, and hormonal factors. About seven percent of those affected have a family history of the condition. P
Hardscape refers to hard landscape materials in the built environment structures that are incorporated into a landscape.his can include paved areas, driveways, retaining walls, or any other landscaping made up of hard wearing materials such as stone, concrete etc. as opposed to softscape, the horticultural elements of a landscape. From an urban planning perspective, hardscapes can include very large features, such as paved roads.
If youâve got a brand new yard in need of some landscaping, it is best to plan the hardscape features before adding the softscape. Hardscaping is usually permanent and itâs easy to integrate the softscape features once the hardscape layout is established. You can also use specific plants and trees to enhance the design of your hardscape. In summary, any non-living aspect of your landscape is considered the hardscape.