Поиск

1. gradatsiya (bir bosqichdan ikkinchi bosqichga oʻtish)

2. lingv. tovush almashinuvi

a gradual decrease in complexity, energy potential and capacitance of a system, practically irreversible in substantial time scales.

changes of structure, quality of materials or objects under the influence of biological agents: usually it means loss of basic (useful) characteristics.

stable impairment of characteristics of soil as a habitat of biota, and also decrease of its fertility as a result of affecting of natural or anthropogenous factors.

a stable impairment of properties of a landscape as a result of affecting the natural or antropogenous factors. L.d. is characterized by an extreme extent of variation of landscape structure, which is expressed in full loss of its capacity to execute the resources and environment reproduction functions.