>Find the deepest parts of the oceans and see who, what when, why today as opposed to 1 year ago?
Just spitballing here, but im guessing there are harvesting minerals for energy/technology independence and using the mining operation as cover for additional fuckery.
>China Dives Into Deep-Sea Mining
https://maritime-executive.com/editorials/china-dives-into-deep-sea-mining
>China Is Planning a Massive Sea Lab almost two miles underwater
https://www.nextbigfuture.com/2016/09/china-is-planning-massive-sea-lab.html
>Deep-sea minerals could meet the demands of battery supply chains – but should they?
https://www.weforum.org/agenda/2020/08/deep-sea-minerals-could-meet-the-demands-of-battery-supply-chains-but-should-they/
>Treasure and Turmoil in the Deep Sea
https://www.nytimes.com/2020/08/14/opinion/deep-ocean-mining-pollution.html