"Progress is under way but too slow," Brown added. Unilever – one of Liontrust's holdings – has cut packaging waste per consumer by 28% since 2010 and has targeted at least 25% recycled plastic content in its packaging by 2025. Unilever is also developing a new technology to recycle sachet waste using a chemical process to break down the polymers in sachets so the plastic can be reused. However, the drive the effect the fundamental change required to reverse the devastation being wrought on the world's oceans will require greater corporate commitment and more strident government action and investors will need to take a leading role facilitating this. This article first appeared on ESG Clarity 's sister site, Expert Investor.