First-week orders could undermine progress on clean energy investments, pollute the air and add few benefits to the economy, ...

The orders could affect Arizona through their impact on climate change and potential harm to the electric vehicle industry. There are no significant proven oil or gas reserves in Arizona ...

As Phoenix prepared to lend its own crews to the cause, The Arizona Republic connected with experts — including a wildfire ecologist, a climate policy adviser, a scholar of preventive burning ...

Broadly speaking, though, scientists, lawyers and policy experts told The Arizona Republic that Trump's intentions to reverse climate progress and boost oil production are likely to hurt Arizona's ...