The attached video explains it all, so we'll keep this simple. It seems Michael Bay directly cribbed scenes from his 2005 movie, The Island, for 2011's Transformers: Dark of the Moon, which is gobbling up people's disposable income this weekend.
Extreme credit goes to the YouTube user who recognized Bay's clever use of CGI and called him out on it. This also proves that at least one human being actually saw The Island. Hit the jump to watch the side-by-side video comparison.