Most companies do not optimize to exist long term. Another, longer lasting, entity needs to take charge of this. Like humanity itself, except it needs some organization, reflecting legitimate consenus. The problem is that it needs to be enforcable, and world govenment with punitive powers is not an unproblematic idea.
I think one big problem is that Earth has become too small, but this fact and it’s implications did not quite get absorbed. People act on in instinctively by favoring space exploration, but it’s pursued by most adventurous ones, and not in unproblematic ways.