The Arctic is emerging as a critical frontier in the race for mineral wealth, fossil fuels, and geopolitical dominance. As ...

Comprehensive abatement strategies will be needed to limit global warming. A drastic reduction of black-carbon emissions could provide near-immediate relief with important co-benefits. Light ...

the very first black ice cream took its coloring from charred coconut shells — a form of carbon-heavy activated charcoal. With no airs or graces, the ice cream parlor simply purchased the ...