They've not reduced waste, they're just producing less waste than they were before. Meanwhile, the drop in the bucket they've "reduced" can't be repeated elsewhere across not only their industry but others, so it is a relatively unremarkable change.
>They've not reduced waste, they're just producing less waste than they were before.
reduce (n) - To bring down, as in extent, amount, or degree; diminish. synonym: decrease.
This is the worst kind of pedantic because it's also wrong. They have reduced waste production and they recycle existing waste. How is that not reducing waste?