Quantitative information or data is based on quantities obtained using a quantifiable measurement process. In contrast, qualitative information records qualities that are descriptive, subjective or difficult to measure.
Although forests are dynamic systems, the speed of change to which they are subjected is now at an unprecedented level. This is due to factors such as climate change, nitrogen deposition, the introduction of invasive species, and the loss of biodiversity and habitat.
EN 
CS
DE
ES
FR
HU
IT
PL
PT
РУ
SK
TR
УК
AR
中文
