[tomcar288]

>> has eventually revitalised the desolate site into a thriving, lush forest.

That's an understatement. every hard core gardener knows organic matter is the key to wonderful soil which is the key to wonderful produce. We want as much of it as possible (to turn into compost). Personally, I keep all my orange peels, all my fruit refuse/kitchen scraps, every last oak leaf that drops on my property and thensome (suprisingly no one wants them!). I compost pretty much every last drop organic matter that comes onto our property.