Glorfindel made a hand motion himself, one he'd noticed someone earlier make when they first arrived. If he interpreted it correctly, it was a general wish for the well-being of the other person.

Gestures like that were common on Middle Earth. Not quite the same, but similar in meaning.

"Just this land?" he asked, curious about the blight itself. He extended his glow out a little and smiled pleasantly at the others in the room. "Is there a cure that we might help with?" he asked.

He would let Roland pursue the Jura side, and work the 'we're here to help' angle himself.