Yes. Worst case, lithium can be extracted from seawater: https://electrek.co/2021/06/04/scientists-have-cost-effectively-harvested-lithium-from-seawater/ https:

Yes. Worst case, lithium can be extracted from seawater: https://electrek.co/2021/06/04/scientists-have-cost-effectively-harvested-lithium-from-seawater/ https://electrek.co/2021/06/04/scientists-have-cost-effectiv... - but it's currently cheaper to get it from somewhere else. And lithium can be recycled. In the near future, I think most cars will use LFP batteries.