‘Green steel’: the race to clean up one of the world’s dirtiest industries

It's a very versatile material — how can we keep producing it while reducing its CO2 emissions? After the intense pressure on oil and gas, heavy industry’s role in the climate crisis is now under growing scrutiny. Today, steel "accounts for 7-9 per cent of all direct fossil fuel emissions," and it's an important element of almost every building construction. Michael Pooler, who in his career has covered everything from steel to engineering and logistics, takes a closer look into the industry's current situation and what a not-so-distant future may hold for it.