Alternative sustainable carbon sources as substitutes for metallurgical coal

an IEA Bioenergy, Task 42 report

Steel production is a major contributor to CO2 emissions.  Each year over 1 billion tonnes of metallurgical coal (coking coal) is utilised to produce most of the 1.7 billion tonnes of steel produced worldwide.  Renewable alternatives (biomass) need to be developed so that current fossil derived coking coal can be substituted by renewables at reasonable cost.  This would be a significant step forward in addressing the underlying cause of climate change.

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