Alaa Abdel-Fattah's sister calls visit 'unsettling'; pro-democracy activist recently halted months-long protest fast under yet-unknown circumstances

Lawyers for Alaa Abdel-Fattah demand details on 'medical intervention,' call for him to be moved to a civilian hospital; move comes as Egypt hosts UN climate conference

Talks take place amid multiple crises including European conflict, high inflation, food shortages and energy crunch; top UN scientist highlights 'once in a generation opportunity'