David Hansen wrote:

The likely alternative is people putting grass clippings into the
"normal" rubbish bin, where it will add to the landfill mountain.
Better to separate it out and use it for composting by the council.
Better still to encourage people to compost most of it themselves.

Unless your council is hell-bent on burning refuse:-(

Burning is for perennial weeds, unless one puts them in the council
composting bin.

Or into a black plastic bag, letting the anaerobes sort them out.

Douglas de Lacey