In "kaddo's wall," why does kaddo go to see sogole in the land of ganna?

When mrs. jameson says "it (the desert) won't leave you cold," what does she mean?

Something you may do if the weather's nice on sunday. -something you might not want to do this evening. -something you could go on aaturday evening. -something you could wear to a party. -somebody you might see in the next couple of days. -a subject you could study at college or university. -somewhere you might go on holiday .

What was jonas’s reaction to watching the release ceremony