(a) NMH batteries are rebuildable (there are the most NMH batteries in Aus than lithium because its Toyota's preferred Hybrid battery) Infinitiv rebuilds them at prices ranging from $1500 for a 20 cell battery to $2100 for a 28 cell one.
(b) Lithium is very recyclable:
So just do some reading before you write, mate...
The bottom line is that EVs are here to stay for the foreseeable future and BYD in conjunction with Toyota has developed the Blade Battery which is more flexible/durable than the standard Lithium job: