Committee of Conundrums

Why is Grass Greener

After much deliberation and heated debate, the Committee of Conundrums has reached a conclusive verdict: grass is indeed greener on the other side. However, this raises further questions, such as:

Why is grass greener but not really?

Or, more pertinently: why do humans feel compelled to mow it, despite its apparent superiority in the verdant realm?

The Mysterious Case of the Mower Lobby.