There was a story earlier in the year about the sea of plastic soup in the pacific ocean
Floating rubbish dump 'bigger than US' | NEWS.com.au. while what we do on land of course does have a big impact sea vessels a big part of the problem routinely dumping their refuse.
When shopping we try as much as we can to remember the reusable bags and not use plastic ones. For our fruit and veg we use
Onya Bags Home. For our kitchen waste we do have biodegradable liners but also just line with newspaper sometimes as well then you just empty it all in the rubbish and rinse the bin.