Meaning of "Grave Concern" by Graham Nash

The lyrics of "Grave Concern" paint a picture of chaos and destruction, with nature wreaking havoc on the world. The repetition of "All fall down" could symbolize the inevitability of collapse and the fragility of human constructs in the face of natural forces. The imagery of houses falling and trees being shaken evokes a sense of instability and impermanence, reminding listeners of the unpredictability of life. The lyrics may serve as a reminder to appreciate the present moment and not take anything for granted, as everything can come crashing down in an instant. Overall, the song seems to convey a message of awareness of our vulnerability and the need to find strength in the face of adversity.