The Dark Side of Robusta Robusta coffee beans have become ubiquitous in the global market, accounting for roughly half of all exported coffee.
Beneath their cheap price and hardy reputation lies a complex web of issues threatening not only specialty coffee quality but also the environment and human health.
What is Robusta and How Did It Become a Dominant Force in Coffee? Robusta beans are a species of Coffea closely related to Arabica, which dominates the high end market.