Some of the rubbish on your plot may have blown from elsewhere. You will have to make up your mind what counts as something worth keeping, which should be returned to its owner if possible, and what is broken and useless and just needs disposing of.
Stuff that needs to be got rid of should be taken to the KCC dump at Cobbs Wood. To check their facilities and opening times (they are open every day except Christmas Day) click here. The staff are amazingly cheerful and helpful and will usually give a helping hand with tricky items.
Broken greenhouse glass needs to be taken to Cobbs Wood dump; you should not put it in your "green bin"