Usage patterns
自然を守るto protect nature
自然な〈物〉a natural, unforced ~
His acting felt very natural.
自然に〈動詞〉to happen naturally or spontaneously
自然の中で〈動詞〉to do something out in nature
On my days off, I relax out in nature.
自然と〈動詞〉to happen naturally, of its own accord
As we talked, I naturally started smiling.
Expressions
自然の勢いnatural tendency; natural course of events; force of circumstances 自然の恵みblessings of nature; nature's bounty; gifts of nature