Hydrogen will be the new oil if national governments, including the U.S., can make it happen.

More than 6,000 people from 34 countries traveled to the Steel City for the Global Clean Energy Action Forum. Here's some of what we heard there.

Decarbonizing heavy industry was a key theme at the Global Clean Energy Action Forum, where global leaders discussed slashing those hardest-to-slash emissions.

A series of "fireside chats" at the Global Clean Energy Action Forum focused on what steps the U.S. must take to develop a competitive clean energy sector.

Industry stakeholders are working together to develop what they believe will be the least disruptive way to gradually electrify diesel trucking fleets.

Record government spending will not mitigate climate change without philanthropy continuing its role, speakers told the Global Clean Energy Action Forum.