Even if China does set up an effective and efficient centralized buying system for iron ore, it's unlikely to shift market dynamics much, writes Clyde Russell.
Once complete, Greenstone will be one of the largest gold mines in Canada, producing more than 400,000 ounces of gold annually for the first five years.
Building new roads to reach mines would allow illegal loggers, land grabbers and ranchers easier access to relatively untouched parts of the forest, study says.