The transport and construction companies have been testing a range of prototype equipment, in a bid to create the first emissions-free quarry in Sweden.
As an emissions-free fuel, it's already been used in new mining processing, fuel cell vehicles and electricity generation.
Energy usage in extractions is notoriously unsustainable, which presents a new opportunity for local communities.
Richer nations may import the products, but they're not held accountable for the emissions.
But there's still a ways to go to producing tech devices and content with less environmental impact.
Canadian company EnviroLeach wants to make the process of "urban mining" less hazardous for humans and the environment.
In our 100th episode: Why investors are bullish on sustainable infrastructure, what to expect from COP23, and how a diamond company helped build a nation.
From employees and business partners to small-scale miners, engaging with these groups means the difference between a successful project and failure.
The recently launched Global Battery Alliance is scaling up public-private collaboration to eradicate child labor from the tech supply chain.
In the 1980s, a mining company tried to divide a Wisconsin community. Instead, it created "one of the country’s fiercest grass-roots environmental face-offs.”