Primary aluminum production is notoriously energy-intense.

FORBES: Ali Conf: Consumer Electronics Use Of Aluminum Growing Strongly - Alcoa

Few flexmex projects of any meaningful scale address CO2 emissions from energy production, the primary contributor to global warming.

ECONOMIST: The treaties that pay you to pollute

Traditionally people have believed that a lot of energy within the ecosystem is dependent on primary production of phytoplankton but we believe recycling has a strong input.

BBC: The model should aid future management of the North Sea