Webb's work on sustainability is not restricted solely to photography but includes practical research on how organisations become sustainable. Below you can see the results from a worldwide survey on sustainability that he undertook in 2016.

Sustainability requires a broad knowledge of natural resources, how they are used and how adopting sustainability strategies can make some headway whilst some are championing a circular economy to ensure that all waste products are used at inputs to other processes and no materials are used that cause significant damage to the environment. See the following books on Amazon to read further on this topic.