COLORTERM should be avoided because Xterm does not touch it. Therefore if you start a non-colorized xterm from within gnome-terminal, you end up with the COLORTERM environment variable set to 'gnome-terminal' for the non-colorized xterm.
COLORTERM should be avoided because Xterm does not touch it. Therefore if you start a non-colorized xterm from within gnome-terminal, you end up with the COLORTERM environment variable set to 'gnome-terminal' for the non-colorized xterm.