The meaning of net zero and how to get it right

The concept of net-zero carbon emissions has emerged from physical climate science. However, it is operationalized through social, political and economic systems. We identify seven attributes of net zero, which are important to make it a successful framework for...

Are We Running Out of Exhaustible Resources?

Mineral and material commodities are essential inputs to economic production, but there have been periodical concerns about mineral scarcity. However, there has been no systematic recent study that has determined whether mineral commodities have become scarcer over...