Renewable energy companies use new clout in statehouses

Earlier this year, Ohio became the first state to freeze a scheduled increase in the amount of electricity that must be generated by wind, solar and other renewable sources. The move gave advocates of repealing states' mandatory ...

US to limit emissions at new power plants

The US Environmental Protection Agency proposed Friday to limit carbon dioxide emissions from new power plants in a bid to implement President Barack Obama's plan to fight climate change.

US moves to push global trade deal on green goods

The United States said Friday it was planning to begin negotiations with other leading trading countries for a deal to cut tariffs for green goods like solar panels.

Conducting change: Why copper is key to a renewable future

Copper was discovered in the Neolithic Age about 9,000 years ago. It was the first metal used by humans. And we've continued to value copper ever since. The average family home contains more than 90 kilograms of copper. Every ...

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