Obama Counters Bush on Auto Standards

Grist: “The Year the US Doubled Down on Critical Minerals”

RFF Fellow Beia Spiller comments on the federal government’s use of equity stakes to bolster the domestic critical minerals industry.

2026 Transportation Engineering, Economics, and Policy Workshop

2026 Transportation Engineering, Economics, and Policy Workshop

Contrails, Aviation, and Climate Change

This issue brief explores how contrails are formed from the combustion of jet fuel, how contrails effect the climate, and what can be done to reduce them.

In a Sea of Critical Minerals Supply, Can US Policy Create an Island?

As US policymakers work to improve the domestic critical mineral supply chain, three examples show that success may be driven by projects that look financially promising, anticipate environmental and community concerns, and invest in local workforces.