April 6, 2025

19 thoughts on “Deep Sea Mining: The Next Climate Disaster No One’s Talking About | Vasser Seydel | TEDxBoston

  1. There are A LOT of unqualified statements in this presentation. Also it's important to understand that there are only a few areas on the sea floor throughout the world that have these polymetalic nodules. The entire ocean floor is not being targeted.

  2. We need those cheap metals for the transition to renewable energy and electric cars. The transition needs to be affordable for many people. Otherwise, nothing will change, and we'll get fried by climate change. We might miss an opportunity to facilitate abandoning fossil fuels. Deep sea mining is far less harmful than mining on land and should be used as an alternative.

    1. If deep sea mining is allowed, we could reduce mining on land, which is much more harmful in terms of killing ecosystems and species. If we get enough of these metals from the seabed, there will be less incentive/profit to take them from land. You can't just say this isn't true without explanation. If we can forbid seabed mining, we should also be able to politically limit mining on land and replace it with minerals from the ocean floor.
    2. I also have sympathy when I see pictures of those animals on the ocean floor, but in reality, the seabed is a rather vast desert with almost no life. You have to search for quite some time to find any. To me, that sounds more acceptable than demolishing rainforests, which are habitats for many animals and humans.
    3. One argument is that we can learn from organisms on the seabed to invent medical products. However, the area considered to be mined is tiny compared to the entire ocean. We will never run out of bacteria from the ocean bed, as long as there is human life on this planet.

  3. Her knowledge on this subject is really poor. Its not informed with the actual data theyve generated from pilot studies.

    1) the plumes with the current tech being used go up 2 meters and settle within 48 hours.
    2) the density of organsisms per hectare is less than 1% vs land/shallow waters.
    3) not all the land is actually mineable, the idea is to make the most of the useful regions and then leave it alone.
    4) the prices of minerals is what incentives land mining. Companies want to mine the floor BECAUSE its valuable. If this severely less damaging way of resource harvesting (compared to land based operations, if you don't know how damaging and inefficient those are you should honestly ahut the ** up about this topic). If you make land based operations comparatively leas profitable THEY STOP HAPPENING.

  4. The other option is the regular mining, that we know if far worse to the enviroment than just colect rocks from seabed.
    Also, if we want to transition to clean energy anytime in this century, we need these metals. Where do you think car batteries will come from!?

  5. What do these guys want? They don't want us to burn fossil fuel. They don't want us to mine the sea bed for rare earth minerals so we can build evs and battery tech to replace fossil fuel. The only way to not disturb anything in the world is to not exist. By existing we affect everything around us. It's called change.

  6. Yeah her delivery isnt the most elaborate, however its not a complicated subject. Yes, Deep Sea Mining destorys the Ocean, the Ocean is literally the most important place on Earth due to many many reasons. Deep Sea Mining is causing more long term damage then solving any issues. Also lets be real. Greed. These companies don't give a damn about the Planet. It's all short term gains.

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