Floods, droughts, record-breaking temperatures – the evidence indicates that addressing climate change has become one of the world’s most pressing issues, which is why the publication of two International Organization for Standards (ISO) standards will have a significant part to play in helping to reduce damaging greenhouse gases. Tackling the effect of greenhouse gas (GHG) emissions on global warming and the subsequent impact on climate change is one of the defining, and intractable, challenges of our time.