I would do the same thing

If I were the richest man in the world, this is also what I would spend my time doing

"The richest man in the world hatches a plan to alter weather and ecology in return for insurance premiums and fees from governments and individuals,"

A massive fleet of sea-surface-temperature lowering ships could prevent hurricanes...if you pay me!

Then I would cook up another scheme to address the ensuing droughts in the US and increase in European catastrophic winter storms that would result.

There's no money in Malaria!