We add some trees to make the view nice and screw up our water supply. Most people prefer just having one class per file and this is the most common way to work. It's a 2 piece set including short and tall versions.
Cities: Skylines is a prospective civil engineer’s dream come true. A forestry specialization zone needs to be placed in areas rich with trees (Green areas) There are several buildings that can be placed as a substitute for regular forest industry. A simple 7x8 car park that I made to suit the style of one of my cities.