One of the biggest consumer trends at the moment revolves around being green and the notion of sustainability. A couple of years ago, Sir David Attenborough's documentary, Blue Planet brought to our attention the plight of marine creatures being choked to death by our disposable society and, in particular, our use of single-use plastics. Suddenly, we became very aware of the consequences of our actions and as a result tried a bit harder to fill our recycling boxes.