As a carbon neutral company, NAB will reduce the greenhouse gas impact of its operations to zero by improving energy efficiency and use across its international operations and by purchasing offset credits where emissions can't be avoided.
"Global warming is clearly one of the most concerning issues of our time. Across the world people are becoming more and more engaged with climate change, and there is real momentum for all of us to reduce our impact, both at home and at work," Mr Stewart said.
"We'll identify a range of things we can do in each of the geogr