Complex sentence: Although there are many hundred individual EVC classes, they can also be grouped together to form a biogreion, which is a landscape-scale approach to classifying the environment using a range of attributes such as climate, geomorphology, geology, soils and vegetation.
Split into simpler sentences: Although there are many hundred individual EVC classes, they can also be grouped together to form aBiogreion. Which is a landscape-scale approach to classifying the environment using a range of attributes such as climate, geomorphology, geology, soils and vegetation.